1966 Mercury Comet Drivetrains

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Popular 1966 Mercury Comet Drivetrains Categories

Essential Drivetrains for 1966 Mercury Comets

Powertrax – Differential Lock Assembly (Part No.1810-LR)

Differential Lock Assembly

from

$339.99
For vehicles that are driven daily, the Power Trax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds.

Product Features:
  • The Power Trax Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Power Trax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Power Trax lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Power Trax offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Power Trax ia an Extreme Traction System
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Motive Gear – Differential Ring and Pinion (Part No.F9-633A)

Differential Ring and Pinion

from

$184.99


Product Features:
  • FRD 10BLT 9.0 R/P 6.33A
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National – Tapered Roller Bearing Cone (Part No.HM89443)

Tapered Roller Bearing Cone

from

$38.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Motive Gear – Differential Pinion Bearing Spacer (Part No.4105)

Differential Pinion Bearing Spacer

from

$22.79
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.

Product Features:
  • FORD 9″ SOLID SPACER KIT
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Felpro – Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 13270)

Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket

from

$5.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

National – Shaft Repair Sleeve (Part No.99199)

Shaft Repair Sleeve

from

$41.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
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MOOG Driveline Products – Universal Joint U-Bolt Kit (Part No.534-10)

Universal Joint U-Bolt Kit

from

$25.99
By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry’s Problem Solver.

Product Features:
  • For U-Joints 375, 430, 434 & 498
  • Fits 1-1/8″ bearings
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Yukon Gear – Preload Shim Kit for Chrysler 8.75" & Ford 9" (Part No.55030)

Preload Shim Kit for Chrysler 8.75" & Ford 9"

from

$21.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.

Product Features:
  • Preload shim kit for Ford 9″ and Chrysler 8.75″ with ’41’ and ’42’ case housing
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Motive Gear – Differential Internal Carrier Gear Kit (Part No.F9-IO)

Differential Internal Carrier Gear Kit

from

$108.99


Product Features:
  • INTERN. 9″ OPEN 2 PIN FD 31SPL
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Yukon Gear – Bearing Race Driver for Popular Ford, Gm, Amc, Chrysler, and Dana Diffs (Part No.56023)

Bearing Race Driver for Popular Ford, Gm, Amc, Chrysler, and Dana Diffs

from

$219.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.

Product Features:
  • Fits M88010 race
  • For accurate installation of bearing races
  • All-steel construction
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Yukon Gear – Star Washers, 3.250" Ford 9" Drop Out New Design Only (Part No.32144)

Star Washers, 3.250" Ford 9" Drop Out New Design Only

from

$4.99
Yukon Gear & Axle dropouts are heavy duty. They feature upgraded nodular iron construction and a larger-than-OEM design to provide unrivaled strength and reliability in racing and off-road applications.

Product Features:
  • Star washer
  • Fits Ford 9″
  • 3.250″ designs only
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Yukon Gear – Carrier Bearing Puller Set (Part No.56034)

Carrier Bearing Puller Set

from

$689.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.

Product Features:
  • Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or GM and Chrysler 11.5″ 1-ton applications
  • Works with an impact gun to safely and easily remove carrier bearings
  • Comes with a handy bench-top stand
  • For 1-ton applications shop Yukon part YT P22
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Yukon Gear – Dropout Housing Stud For Ford 8" & 9" (Part No.32338)

Dropout Housing Stud For Ford 8" & 9"

from

$7.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Housing stud
  • Fits Ford 8″ and 9″
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Yukon Gear – 1350 To Mechanics 3R Adaptor U/Joint (Part No.42001)

1350 To Mechanics 3R Adaptor U/Joint

from

$111.99
Yukon 1350 to Mechanics 3R adaptor U/joint.

Product Features:
  • Fits 1971-1977 Bronco and 1969-1980 Gm half ton front
  • 4340 Chromoly
  • Left hand inner axle
  • 18 3/8″ from end of splines to center of u-joint bore
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Yukon Gear – Adaptor Washer for 28 Spline Pinion In Oversize Support, for 9" Ford (Part No.32240)

Adaptor Washer for 28 Spline Pinion In Oversize Support, for 9" Ford

from

$71.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Adapter washer
  • Fits Ford 9″
  • Adapts 28 spline pinion into 35 spline pinion support
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Yukon Gear – Ford 7.5", 8", 8.8", & 9" Axle Stud (Part No.33175)

Ford 7.5", 8", 8.8", & 9" Axle Stud

from

$6.99
Ford 7.5″, 8″, 8.8″, & 9″ axle stud.

Product Features:
  • Axle stud for Ford 7.5″, 8.8″ and 9″
  • 1/2″ x 20 thread
  • 1 7/8″ long
  • 29/64″ shoulder length
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Schaeffler – Cup (Part No.LM67010)

Cup

from

$5.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Yukon Gear – Pinion Install Kit for Ford Daytona 9" Differential (Part No.13045)

Pinion Install Kit for Ford Daytona 9" Differential

from

$284.99
Yukon Pinion Installation Kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings and races can be reused. This kit features Timken bearings and races along with high-quality seals and small parts. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your gear set.

Product Features:
  • Fits Ford 9″ with Daytona pinion support
  • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.
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Dorman – Spindle Washer – I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In. (Part No.618-005.1)

Spindle Washer - I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In.

from

$3.99
This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Yukon Gear – Pinion Gear and Thrust Washer for 8" and 9" Ford, Model 20, and 7.25" Chrysler (Part No.33301)

Pinion Gear and Thrust Washer for 8" and 9" Ford, Model 20, and 7.25" Chrysler

from

$4.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Pinion gear thrust washer for Ford 8″, Ford 9″ and Chrysler 7.25″
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Motive Gear – Differential Bearing Kit – Koyo (Part No.R9R325S)

Differential Bearing Kit - Koyo

from

$97.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:
  • BEARING KIT FORD 9″ W/3.25 CARRIER & STD PINION SUPPORT
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Yukon Gear – Pinion Nut (Part No.33154)

Pinion Nut

from

$7.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Pinion nut for Ford 7.5″, 8″ and 9″
  • 3/4″ x 20 thread
  • 1 1/6″ socket
See More

Schaeffler – Cup (Part No.M88010)

Cup

from

$10.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Yukon Gear – Axle Bearing Retainer with Large & Small Bearing, 3/8" Bolt Holes (Part No.33466)

Axle Bearing Retainer with Large & Small Bearing, 3/8" Bolt Holes

from

$22.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Axle bearing retainer for Ford 9″
  • Fits large and small bearing applications
  • 3/8″ bolt holes
  • 3 9/16″ x 2″ bolt pattern
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National – Bearing (Part No.M88048)

Bearing

from

$15.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Yukon Gear – Pinion Gear for 8" and 9" Ford (Part No.16160)

Pinion Gear for 8" and 9" Ford

from

$23.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. You can count on Yukon to fulfill all your differential small parts needs.

Product Features:
  • Pinion gear
  • Fits Ford 8″ and 9″
See More

Yukon Gear – 1.250" Pinion Adaptor Sleeve (Stock Pinion Into Large Support) (Part No.32239)

1.250" Pinion Adaptor Sleeve (Stock Pinion Into Large Support)

from

$74.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Adapter sleeve
  • Fits Ford 9″
  • Adapts 28 spline pinion into 35 spline pinion support
See More

Yukon Gear – 3.062" Side Adjuster for Ford 9" (Part No.32139)

3.062" Side Adjuster for Ford 9"

from

$94.99
Yukon Gear & Axle dropouts are heavy duty. They feature upgraded nodular iron construction and a larger-than-OEM design to provide unrivaled strength and reliability in racing and off-road applications.

Product Features:
  • Side adjuster
  • Fits Ford 9″
  • 3.062″ designs only
See More

Upgrade your 1966 Mercury Comet with Top-Quality Drivetrains

When it comes to maintaining or upgrading your 1966 Mercury Comet, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Mercury or enhancing its overall performance, Drivetrains are key to keeping your Comet functioning at its best. At Advance Auto Parts, we offer a wide selection of 425 Drivetrains for the 1966 Mercury Comet, designed to meet your needs without breaking the bank. From Differential replacements to Transfer Cases upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Drivetrains for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Drivetrains for your 1966 Mercury Comet at great prices. Our Drivetrains inventory for this model ranges from just $1.99 to $1,211.99, with an average price of $236.62. Our 425 Drivetrains in stock come from 17 trusted brands, so you’re sure to find the right part for your 1966 Mercury Comet without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1966 Mercury Comet, we stock popular OEM and aftermarket Drivetrains from top names like Spicer, Moog, National, and more. Spicer Drivetrains start at just $31.99 and boast an impressive 4.6 stars average rating from customers. Moog and National also bring quality to the table, with Drivetrains available starting at $14.99, and at an average 4.5 stars rating. With 1,229 customer reviews and counting, our 1966 Mercury Comet Drivetrains have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Drivetrain upgrades. Explore related part types like Batteries and Chargers, Fluids and Chemicals and more to make sure your 1966 Mercury Comet is always ready to roll. We’re committed to providing you with everything you need to keep your Comet in top shape, all in one place. Start shopping confidently below for your 1966 Mercury Comet!

Best-Selling Differentials for 1966 Mercury Comets

Enhance the driving experience in your Mercury with 365 quality Differential components, starting at $1.99.

National – Multi-Purpose Bearing (Part No.A-6)

Multi-Purpose Bearing

from

$16.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • CONSISTENT PERFORMANCE — Matched cup and cone components ensure consistent performance
  • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Felpro – Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55074)

Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket

from

$9.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

National – Multi-Purpose Seal (Part No.7044NA)

Multi-Purpose Seal

from

$14.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Tapered Roller Bearing Cone (Part No.HM89443)

Tapered Roller Bearing Cone

from

$38.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Multi-Purpose Seal (Part No.8181NA)

Multi-Purpose Seal

from

$12.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Motive Gear – Differential Crush Sleeve (Part No.3507575)

Differential Crush Sleeve

from

$2.79


Product Features:
  • CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000
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National – Shaft Repair Sleeve (Part No.99199)

Shaft Repair Sleeve

from

$41.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
See More

Powertrax – Differential Lock Assembly (Part No.9206902800)

Differential Lock Assembly

from

$551.99
For vehicles that are driven daily, the Power Trax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds.

Product Features:
  • The Power Trax Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Power Trax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Power Trax lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Power Trax offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Power Trax ia an Extreme Traction System
See More

Motive Gear – Differential Pinion Nut (Part No.379570S)

Differential Pinion Nut

from

$6.99
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear.
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Richmond Gear – Differential Ring And Pinion (Part No.49-0027-1)

Differential Ring And Pinion

from

$344.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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Driveworks – Oil Seal (Part No.S-7044NA)

Oil Seal

from

$6.49
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Yukon Gear – 3 Qt – 80W90 Conventional Gear Oil with Posi Additive (Part No.15003)

3 Qt - 80W90 Conventional Gear Oil with Posi Additive

from

$57.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials. This kit includes three quarts of oil and a bottle of Yukon Limited Slip Friction modifier that reduces noise and chatter in clutch driven positraction units and limited slip differentials.

Product Features:
  • Includes three quarts of conventional oil and one 4oz bottle of Yukon positraction additive
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Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

3 Qt - Penzoil 80W90 Conventional Gear Oil

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.

Product Features:
  • Includes three quarts of conventional oil
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Dorman – Help – Pinion Crush Sleeves (Part No.81056)

Pinion Crush Sleeves

from

$6.49
This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles
  • Required replacement – when servicing the differential
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

National – Bearing Race (Part No.M86610)

Bearing Race

from

$9.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Yukon Gear – Copper Washer For Ford 9" & 8" Dropout Housing (Part No.32339)

Copper Washer For Ford 9" & 8" Dropout Housing

from

$5.99
Replacement pinion seal for Dana 25, Dana 27, Dana 30, D36, Dana 44, & Dana 50 .Yukon Mighty seal.

Product Features:
  • Copper washer
  • Fits Ford 8″ and 9″
See More

Felpro – Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 13270)

Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket

from

$5.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Yukon Gear – Crush Sleeve (Part No.33093)

Crush Sleeve

from

$10.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Crush sleeve for AMC Model 35, Chrysler 7.25″ and 8.25″, Ford 8″ and GM 7.75″
  • 0.495″ tall
See More

National – Shaft Repair Sleeve (Part No.99181)

Shaft Repair Sleeve

from

$37.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
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Yukon Gear – Crush Sleeve (Part No.33085)

Crush Sleeve

from

$9.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Crush sleeve for AMC Model 20, Ford 10.25″, 10.5″, 7.5″, 8.8″, 9″ and 9.75″
  • 0.480″ tall
See More

Yukon Gear – Outer Oil Slinger For Ford 7.5", 8.8", 9", 10.25" (Part No.33022)

Outer Oil Slinger For Ford 7.5", 8.8", 9", 10.25"

from

$8.99
Replacement outer oil slinger for Ford 7.5″, 8.8″, 9″, 10.25″, Nissan Titan rear, Dana 44 Rubicon & 44 JK non-Rubicon.

Product Features:
  • Outer oil slinger for Ford 10.25″, 7.5″, 8.8″ and 9″ also Jeep JK and Nissan Titan rear
See More

Yukon Gear – Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt (Part No.33058)

Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt

from

$5.99
Ford 8″ & 9″ standard Open, AG, & Detroit locker ring gear bolt. 7/16″ head, .925″ long.

Product Features:
  • Ring gear bolt for Ford 8″ and 9″
  • For use with standard open carrier, Auburn Gear limited slip and Detroit Locker
  • 7/16″ head
  • .925″ long
See More

Yukon Gear – Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt (Part No.33043)

Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt

from

$5.99
Ford 8″ & 9″ standard Open, AG, & Detroit locker ring gear bolt, 1.0″ long, Ford.

Product Features:
  • Ring gear bolt for Ford 8″ and 9″
  • For use with standard open carrier, Auburn Gear limited slip and Detroit Locker
  • 1.0″ long
See More

Yukon Gear – Ford 8" & 9" Tracloc Ring Gear Bolt (Part No.33044)

Ford 8" & 9" Tracloc Ring Gear Bolt

from

$4.99
Ford 8″ & 9″ TracLoc ring gear bolt, 1-1/4″ long.

Product Features:
  • Ring gear bolt for Ford 8″ and 9″
  • For use with Trac Loc limited slip
  • 1.25″ long
See More

Most Popular 1966 Mercury Comet Transfer Cases

Customize your Mercury with 5 Transfer Cases products like Input Shaft Bearings, Input Shaft Seals, and Transfer Case Differential Bearings, all priced under $49.49.

Driveworks – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-35)

Tapered Cone/Cup Wheel Bearing Set

from

$26.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

National – Bearing (Part No.LM67048)

Bearing

from

$7.29
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Multi-Purpose Bearing (Part No.208-LO)

Multi-Purpose Bearing

from

$49.49
Designed to meet or exceed OE quality, premium-quality bearings from National are manufactured to exacting standards to deliver lasting performance and extended bearing life.

Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Manual Transmission Input Shaft Seal (Part No.482208)

Manual Transmission Input Shaft Seal

from

$8.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Schaeffler – Cup (Part No.LM67010)

Cup

from

$5.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Top Picks for 1966 Mercury Comet Drive Shafts and Axles

Upgrade Mercury Comets with top-quality Drive Shafts and Axles parts, including 16 OEM and aftermarket selections for your 1966 model.

National – Bearing (Part No.M88048)

Bearing

from

$15.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Yukon Gear – Ford 7.5", 8", 8.8", & 9" Axle Stud (Part No.33175)

Ford 7.5", 8", 8.8", & 9" Axle Stud

from

$6.99
Ford 7.5″, 8″, 8.8″, & 9″ axle stud.

Product Features:
  • Axle stud for Ford 7.5″, 8.8″ and 9″
  • 1/2″ x 20 thread
  • 1 7/8″ long
  • 29/64″ shoulder length
See More

National – Multi-Purpose Bearing (Part No.307-L)

Multi-Purpose Bearing

from

$43.99
Designed to meet or exceed OE quality, premium-quality bearings from National are manufactured to exacting standards to deliver lasting performance and extended bearing life.

Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Yukon Gear – Mighty Seal (Part No.30214)

Mighty Seal

from

$26.99
Axle seal.Yukon Mighty seal.

Product Features:
  • Rear axle seal
  • Fits Ford 8″
  • 2.264″ O.D.
  • 1.365″ I.D.
See More

Yukon Gear – Fill Plug For Ford 9", 1/2" Thread (Part No.33539)

Fill Plug For Ford 9", 1/2" Thread

from

$10.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:
  • Fill plug
  • Fits Ford 9″
See More

Yukon Gear – Axle Bearing Retainer for Ford 9", Large Bearing, 1/2" Bolt Holes (Part No.33467)

Axle Bearing Retainer for Ford 9", Large Bearing, 1/2" Bolt Holes

from

$67.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Axle bearing retainer for Ford 9″
  • Fits large bearing applications
  • 1/2″ bolt holes
  • 3 1/2″ x 2 3/8″ bolt pattern
See More

Yukon Gear – Ford 9" (3/8" Holes) Torino Design Housing Ends (Part No.32160)

Ford 9" (3/8" Holes) Torino Design Housing Ends

from

$279.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Housing ends
  • Fits Ford 9″
  • 3 9/16″ x 2″ bolt pattern
  • 3/8″ bolt holes
  • Set of two
See More

Yukon Gear – Conversion Bearing for Small Bearing Ford 9" Axle In Large Bearing Housing (Part No.18046)

Conversion Bearing for Small Bearing Ford 9" Axle In Large Bearing Housing

from

$92.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Axle bearing
  • Fits Ford 9″
  • Conversion bearing to install small bearing axle into large bearing housing
  • 3.150″ O.D.
  • 1.377″ I.D.
See More

Yukon Gear – 1.250" Pinion Adaptor Sleeve (Stock Pinion Into Large Support) (Part No.32239)

1.250" Pinion Adaptor Sleeve (Stock Pinion Into Large Support)

from

$74.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Adapter sleeve
  • Fits Ford 9″
  • Adapts 28 spline pinion into 35 spline pinion support
See More

Yukon Gear – Adaptor Washer for 28 Spline Pinion In Oversize Support, for 9" Ford (Part No.32240)

Adaptor Washer for 28 Spline Pinion In Oversize Support, for 9" Ford

from

$71.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Adapter washer
  • Fits Ford 9″
  • Adapts 28 spline pinion into 35 spline pinion support
See More

Spicer – Spicer Universal Joint (Part No.5-1310-1X)

Spicer Universal Joint

from

$44.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.
See More

Yukon Gear – Axle Bearing Retainer for Ford 9", Small Bearing, 3/8" Bolt Holes (Part No.33468)

Axle Bearing Retainer for Ford 9", Small Bearing, 3/8" Bolt Holes

from

$22.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Axle bearing retainer for Ford 9″
  • Fits small bearing applications
  • 3/8″ bolt holes
  • 3 5/16″ x 2″ bolt pattern
See More

Yukon Gear – Axle Bearing Retainer with Large & Small Bearing, 3/8" Bolt Holes (Part No.33466)

Axle Bearing Retainer with Large & Small Bearing, 3/8" Bolt Holes

from

$22.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Axle bearing retainer for Ford 9″
  • Fits large and small bearing applications
  • 3/8″ bolt holes
  • 3 9/16″ x 2″ bolt pattern
See More

National – Multi-Purpose Seal (Part No.480210)

Multi-Purpose Seal

from

$7.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Yukon Gear – Model 20 & Model 35 Axle Stud 1/2"-20 X 1.625" Length, 0.620" Dia – Knurl (Part No.33181)

Model 20 & Model 35 Axle Stud 1/2"-20 X 1.625" Length, 0.620" Dia - Knurl

from

$5.99
Model 20 & Model 35 axle stud 0.620″ Dia. Shank.

Product Features:
  • Axle stud for AMC Model 20 and Model 35
  • 1/2″ x 20 thread
  • 0.620″ knurl diameter
  • 1.625″ long
See More

Victor Reinz – Drive Axle Shaft Flange Gasket (Part No.71-14041-00)

Drive Axle Shaft Flange Gasket

from

$3.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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In-Demand Spindles for 1966 Mercury Comets

Select from 3 premium Spindles parts for your 1966 Mercury Comet, with prices ranging from $3.99 to $5.99.

Dorman – Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm (Part No.615-073.1)

Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm

from

$5.49
This spindle nut retainer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut retainer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this retainer is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Spindle Washer – I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In. (Part No.618-005.1)

Spindle Washer - I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In.

from

$3.99
This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm (Sold by each) (Part No.615-073)

Spindle Nut 3/4 In.-16 and M20 In.-1.0 Hex Size 1-1/16 In. and 27mm (Sold by each)

from

$5.99
This spindle nut retainer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut retainer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this retainer is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and Length service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Most Sold 1966 Mercury Comet Universal Joints

Explore our best-selling Mercury parts for the 1966 Comet among 36 OEM and aftermarket options starting from $4.19.

Spicer – Universal Joint, Greaseable 1310 Series OSR (Part No.5-153X)

Universal Joint, Greaseable 1310 Series OSR

from

$31.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.

Product Features:
  • OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
  • Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
  • The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
  • Zerk allows for lubricating at regular intervals to help extend the life of the part.
See More

Spicer – Universal Joint, Greaseable 1330 Series OSR (Part No.5-213X)

Universal Joint, Greaseable 1330 Series OSR

from

$42.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.

Product Features:
  • OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
  • Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
  • The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
  • Zerk allows for lubricating at regular intervals to help extend the life of the part.
See More

Spicer – Universal Joint (Part No.5-1310X)

Universal Joint

from

$38.99
You expect a lot from your vehicle, and Spicer Life Series (SPL) universal joints deliver. SPL universal joints consistently outperform competitors, so you can hit the road or trail with confidence. Check out the difference that SPL universal joints can make in your vehicle, and make sure you are getting the longer life, increased bearing capacity and lower maintenance costs that Spicer Life Series (SPL) can provide.
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MOOG Driveline Products – Universal Joint U-Bolt Kit (Part No.534-10)

Universal Joint U-Bolt Kit

from

$25.99
By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry’s Problem Solver.

Product Features:
  • For U-Joints 375, 430, 434 & 498
  • Fits 1-1/8″ bearings
See More

MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.354)

Greaseable Premium Universal Joint

from

$34.99
Backed by superior materials and rigorous testing, MOOG Premium universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • GREASEABLE DESIGN – Greaseable u-joints allow for new grease to flush out contaminants and moisture
  • KEEPS DIRT OUT – Nitrile rubber grease seals use a compressed double lip design for effective protection against contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
  • Cross forging shape and flash provide easier installation and high strength
See More

MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.369)

Greaseable Premium Universal Joint

from

$35.99
Backed by superior materials and rigorous testing, MOOG Heavy Duty universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • BUILT TO LAST – Rugged design specifically engineered for fleets, off-highway and commercial vehicles
  • STRONG AND DURABLE – Bearing cups are cold-formed, case-hardened and precision ground for strength and durability
  • KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
  • GREASEABLE DESIGN – Drilled and tapped grease fitting holes for easy servicing and cross trunnions with large grease reservoirs with radial grease channels for grease distribution
  • INHIBITS PREMATURE WEAR – Cross trunnions ground to a 15-25 RMS finish for a smooth surface free of microscopic grooves that can cause premature wear
  • RELIABLE PERFORMANCE – Internal anti-drainback valve integrated into thrust washer controls lubrication flow and prevents dry startup
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
See More

Driveworks – Universal Joint (Part No.DW-354)

Universal Joint

from

$31.99
Driveworks Universal Joints are designed to meet or exceed OE fit, form, and function. These universal joints are set to provide superior quality and easy installation. Driveworks Universal Joints are constructed from quality materials for extended durability. Driveworks Universal Joints are pre-lubricated with premium grease to provide a longer service life. The grease fittings are pre-installed to allow for easy maintenance (where applicable).

Product Features:
  • The cross is hot forged for the higher torque and horsepower
  • The bearing cups are made by cold forging, having higher strength and better rigidity
  • Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
  • Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
  • Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
  • Snap rings are held to strict tolerances to ensure proper cup position and retention
  • Nitrile rubber seals to optimize grease retention and reduce contamination
See More

MOOG Driveline Products – Non-Greaseable Super Strength Universal Joint (Part No.254)

Non-Greaseable Super Strength Universal Joint

from

$23.99
Backed by superior materials and rigorous testing, MOOG Super Strength® universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
  • KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
See More

MOOG Driveline Products – Non-Greaseable Super Strength Universal Joint (Part No.269)

Non-Greaseable Super Strength Universal Joint

from

$33.99
Backed by superior materials and rigorous testing, MOOG Super Strength universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
  • KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
See More

MOOG Driveline Products – Greaseable Super Strength Universal Joint (Part No.280)

Greaseable Super Strength Universal Joint

from

$41.49
Backed by superior materials and rigorous testing, MOOG Super Strength universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
  • GREASEABLE DESIGN – Bearing cups feature a radial design to allow 360 Degrees lubricant distribution to all bearing surfaces
  • KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
See More

Driveworks – Universal Joint (Part No.DW-434)

Universal Joint

from

$16.49
Driveworks Universal Joints are designed to meet or exceed OE fit, form, and function. These universal joints are set to provide superior quality and easy installation. Driveworks Universal Joints are constructed from quality materials for extended durability. Driveworks Universal Joints are pre-lubricated with premium grease to provide a longer service life. The grease fittings are pre-installed to allow for easy maintenance (where applicable).

Product Features:
  • The cross is hot forged for the higher torque and horsepower
  • The bearing cups are made by cold forging, having higher strength and better rigidity
  • Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
  • Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
  • Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
  • Snap rings are held to strict tolerances to ensure proper cup position and retention
  • Nitrile rubber seals to optimize grease retention and reduce contamination
See More

Driveworks – Universal Joint (Part No.DW-369)

Universal Joint

from

$15.99
Driveworks Universal Joints are designed to meet or exceed OE fit, form, and function. These universal joints are set to provide superior quality and easy installation. Driveworks Universal Joints are constructed from quality materials for extended durability. Driveworks Universal Joints are pre-lubricated with premium grease to provide a longer service life. The grease fittings are pre-installed to allow for easy maintenance (where applicable).

Product Features:
  • The cross is hot forged for the higher torque and horsepower
  • The bearing cups are made by cold forging, having higher strength and better rigidity
  • Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
  • Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
  • Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
  • Snap rings are held to strict tolerances to ensure proper cup position and retention
  • Nitrile rubber seals to optimize grease retention and reduce contamination
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MOOG Driveline Products – Greaseable Super Strength Universal Joint (Part No.270)

Greaseable Super Strength Universal Joint

from

$39.99
Backed by superior materials and rigorous testing, MOOG Super Strength universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
  • GREASEABLE DESIGN – Bearing cups feature a radial design to allow 360 Degrees lubricant distribution to all bearing surfaces
  • KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
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MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.434)

Greaseable Premium Universal Joint

from

$34.99
Backed by superior materials and rigorous testing, MOOG Premium universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • GREASABLE DESIGN – Greasable u-joints allow for new grease to flush out contaminants and moisture
  • KEEPS DIRT OUT – Nitrile rubber grease seals use a compressed double lip design for effective protection against contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
  • Cross forging shape and flash provide easier installation and high strength
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Dorman – Help – U-Joint Bolt Kit (Part No.81004)

U-Joint Bolt Kit

from

$6.99
This universal joint U-bolt kit is designed to match the original components required to repair and resecure universal joints on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this universal joint U-bolt kit is designed to match the original components required to repair and resecure universal joints on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original components that are missing or have failed due to fatigue
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Neapco – Universal Joint (Part No.2-4801)

Universal Joint

from

$7.89
Universal Joint
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Neapco – Universal Joint (Part No.2-4800)

Universal Joint

from

$4.59
Universal Joint
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MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.430)

Greaseable Premium Universal Joint

from

$27.99
Backed by superior materials and rigorous testing, MOOG Premium universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • GREASABLE DESIGN – Greasable u-joints allow for new grease to flush out contaminants and moisture
  • KEEPS DIRT OUT – Nitrile rubber grease seals use a compressed double lip design for effective protection against contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
  • Cross forging shape and flash provide easier installation and high strength
See More

Driveworks – Universal Joint (Part No.DW-270)

Universal Joint

from

$15.99
Driveworks Universal Joints are designed to meet or exceed OE fit, form, and function. These universal joints are set to provide superior quality and easy installation. Driveworks Universal Joints are constructed from quality materials for extended durability. Driveworks Universal Joints are pre-lubricated with premium grease to provide a longer service life. The grease fittings are pre-installed to allow for easy maintenance (where applicable).

Product Features:
  • The cross is hot forged for the higher torque and horsepower
  • The bearing cups are made by cold forging, having higher strength and better rigidity
  • Bearing cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
  • Lubrication grooves are designed to ensure grease penetration to entire journal and needle bearings
  • Grease fitting in the cross allows for easy maintenance and the flexible use of the whole assembly
  • Snap rings are held to strict tolerances to ensure proper cup position and retention
  • Nitrile rubber seals to optimize grease retention and reduce contamination
See More

Spicer – Universal Joint (Part No.5-1330X)

Universal Joint

from

$40.99
You expect a lot from your vehicle, and Spicer Life Series (SPL) universal joints deliver. SPL universal joints consistently outperform competitors, so you can hit the road or trail with confidence. Check out the difference that SPL universal joints can make in your vehicle, and make sure you are getting the longer life, increased bearing capacity and lower maintenance costs that Spicer Life Series (SPL) can provide.
See More

MOOG Driveline Products – Greaseable Super Strength Universal Joint (Part No.265)

Greaseable Super Strength Universal Joint

from

$38.99
Backed by superior materials and rigorous testing, MOOG Super Strength® universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • BUILT TO LAST – Rugged design specifically engineered for applications with higher torque and horsepower
  • COMPREHENSIVE COVERAGE – Available for foreign and domestic nameplates
  • CORROSION PROTECTION – Exclusive MICRO SHIELD coating protects against rust and corrosion
  • GREASEABLE DESIGN – Bearing cups feature a radial design to allow 360 Degrees lubricant distribution to all bearing surfaces
  • KEEPS DIRT OUT – Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
  • STRONG AND DURABLE – Bearing cups are cold-forged, case-hardened and precision ground while steel cross is forged and carburized heat treated for strength and durability
See More

Spicer – Universal Joint, Greaseable 1330-F Spec Series (Part No.5-1204X)

Universal Joint, Greaseable 1330-F Spec Series

from

$36.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.

Product Features:
  • OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
  • Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
  • The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
  • Zerk allows for lubricating at regular intervals to help extend the life of the part.
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Spicer – Universal Joint (Part No.5-7438X)

Universal Joint

from

$45.99
You expect a lot from your vehicle, and Spicer Life Series (SPL) universal joints deliver. SPL universal joints consistently outperform competitors, so you can hit the road or trail with confidence. Check out the difference that SPL universal joints can make in your vehicle, and make sure you are getting the longer life, increased bearing capacity and lower maintenance costs that Spicer Life Series (SPL) can provide.
See More

Yukon Gear – 1310 U/Joint With Zerk Fitting On Cross (Part No.42008)

1310 U/Joint With Zerk Fitting On Cross

from

$44.99
Yukon 1310 U/Joint with zerk fitting on cross. 3.219″ snap ring span, 1.062″ cap diameter. Outside snap ring.

Product Features:
  • Cover gasket
  • Fits 8.2″ in Buick, Oldsmobile and Pontiac
See More

Top-Rated Drivetrains Brands For Your 1966 Mercury Comet

Shop for the best-rated brands offering Drivetrains and other products for your 1966 Mercury Comets. Below you’ll find some of our best rated Drivetrains from Spicer, Moog, and National, and more. Drivetrains from these brands that fit a 1966 Comet start at just $14.99 and are rated as high as 4.6 stars. OEM and aftermarket Drivetrains don’t get more top quality, durable, and affordable than from the brands below.

Popular Spicer 1966 Mercury Comet Drivetrains

When it comes to maintaining or upgrading your 1966 Mercury Comet, using quality Drivetrains is essential to ensure durability and a perfect fit. Spicer ticks all of those boxes. We offer a wide selection of Spicer Drivetrains, specifically designed for the 1966 Mercury Comet. With over 3 Spicer brand Drivetrains in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $31.99, with an average price of just $37.99. Plus, with over 19 customer reviews and an average rating of 4.6 stars, you can trust that our Spicer Drivetrains will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Universal Joint, Greaseable 1330 Series OSR
from $42.99
(5)
Universal Joint, Greaseable 1330 Series OSR
“I changed my Ford Expedition’s stock non greaseable universal joints at 213K miles. There was noticeable vibration. The Spicers fit well and have t”
Universal Joint
from $38.99
(2)
Universal Joint
“I use this on a 4×4 off-road. It’s always a tough trade-off between the greaseable and non-greasable u-joints. The non-greaseable is stronger. The”
Universal Joint, Greaseable 1310 Series OSR
from $31.99
(12)
Universal Joint, Greaseable 1310 Series OSR
“No problems with Installation and appears to be quality part! Great for my old School Street Car!”

Popular Moog 1966 Mercury Comet Drivetrains

Moog auto parts is one of the highest quality Drivetrain brands in the market. Any 1966 Mercury Comet owner should feel confident when installing genuine Moog parts in their vehicle. To ensure the best fit and performance for your 1966 Comet, Advance Auto Parts carries a full inventory of 3 Moog Drivetrains. Plus you will be keeping your Mercury in peak condition while saving money because prices on these Moog Drivetrains range from $25.99 to $35.99, plus, with more than 227 customer reviews and an impressive 4.5 stars average rating, you can be confident the Fram Drivetrains below will deliver on both quality and value.
Greaseable Premium Universal Joint
from $35.99
(82)
Greaseable Premium Universal Joint
“Fit well, good quality part.”
Greaseable Premium Universal Joint
from $34.99
(143)
Greaseable Premium Universal Joint
“Good fit”
Universal Joint U-Bolt Kit
from $25.99
(2)
Universal Joint U-Bolt Kit
“quality product”

FAQs for 1966 Mercury Comet Drivetrains

Which Drivetrains are best-sellers for 1966 Mercury Comets?

Out of 425 Drivetrains that fit 1966 Mercury Comets, the following parts are the top sellers:

What’s the price range for 1966 Mercury Comet Drivetrains?

Drivetrain prices for the 1966 Mercury Comet start at $1.99 and go up to $1,211.99 for the most premium parts.

What’s the average price of a Drivetrain for a 1966 Mercury Comet?

The average price for Drivetrains for the 1966 Mercury Comet is $236.62. Keep in mind the variety of part types within our Drivetrain category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Drivetrains for other Mercury Comet model years?

Yes, we currently carry Drivetrains for 15 model years of Mercury Comets between 1960 and 1977. Drivetrains are bought most frequently for the following model years: 1977, 1976, 1975, 1974, 1973, 1972, 1971, 1969, and 1968.

What are the cheapest Drivetrains for my 1966 Mercury Comet?

The cheapest 1966 Mercury Comet Drivetrains we carry in stock are:

What are the top-rated Drivetrains that fit the 1966 Mercury Comet?

Out of 1,229 reviews by customers, our 1966 Mercury Comet Drivetrains have an average customer rating of . These are some of the highest-rated Drivetrain types for the 1966 Mercury Comet and their top-rated products:

What types of Drivetrains do you sell for my 1966 Mercury Comet?

Can I get help with 1966 Mercury Comet Drivetrain orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Mercury Drivetrains and more.

What is your return policy for Mercury Comet Drivetrains?

Advance Auto Parts keeps returns simple. For new Mercury Comet Drivetrains and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.