1966 Mercury S-55 Drivetrains

Essential 1966 Mercury S-55 Drivetrains

Dorman – Spindle Washer – I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In. (sold by each) (Part No.618-005)

Spindle Washer - I.D. 3/4 In. O.D. 1-21/32 In. Thickness 3/32 In. (sold by each)

from

$3.49
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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National – Bearings (Part No.R-1535-TAV)

Bearings

from

$41.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • High radial load capacity makes them suitable for high speed applications
  • Industry leading coverage
  • Professional technicians know they can depend on National
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

$3.79
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

National – Shaft Repair Sleeve (Part No.99199)

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
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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National – Bearings (Part No.A-5)

Bearings

from

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

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Felpro – Differential Carrier Gasket (Part No.RDS 55074)

Differential Carrier Gasket

from

$8.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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
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MOOG Driveline Products – Greaseable Premium Universal Joint (Part No.434)

Greaseable Premium Universal Joint

from

$25.99
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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Felpro – Drive Axle Shaft Flange Gasket (Part No.55021)

Drive Axle Shaft Flange Gasket

from

$3.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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
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Driveworks – Oil Seal (Part No.S-3638)

Oil Seal

from

$4.49
Product Features:
  • Brand may vary by location
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National – Bearings (Part No.HM89410)

Bearings

from

$11.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Driveworks – Taper Bearing Cup (Part No.S-M-88010)

Taper Bearing Cup

from

$5.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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National – Bearings (Part No.206-L)

Bearings

from

$30.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Dorman – Help – Pinion Crush Sleeves (Part No.81056)

Pinion Crush Sleeves

from

$5.99
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
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Dorman – Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In. (sold by each) (Part No.615-072)

Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In. (sold by each)

from

$4.99
This spindle nut 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 matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut 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 – Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In. (Part No.615-072.1)

Standard Spindle Nut 3/4 In.-16 Hex Size 1-1/16 In.

from

$3.49
This spindle nut 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 matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut 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

National – Shaft Repair Sleeve (Part No.99112)

Shaft Repair Sleeve

from

$36.99
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
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

National – Shaft Repair Sleeve (Part No.99106)

Shaft Repair Sleeve

from

$33.99
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
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

National – Bearings (Part No.A-6)

Bearings

from

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

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

MOOG Driveline Products – Universal Joint U-Bolt Kit (Part No.534-10)

Universal Joint U-Bolt Kit

from

$11.99
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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Dorman – Help – U-Joint Bolt Kit (Part No.81004)

U-Joint Bolt Kit

from

$6.29
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
See More

National – Bearings (Part No.M88010)

Bearings

from

$10.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.M88048)

Bearings

from

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

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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

$4.99
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 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 (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

$4.99
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 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 – Multi Purpose Seal (Part No.51098)

Multi Purpose Seal

from

$7.29
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

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

Multi Purpose Seal

from

$15.79
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

1966 Mercury S-55 Drivetrains

You count on your 1966 Mercury S-55 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Drivetrains. With 43 Drivetrains ranging in price from $3.49 to $49.49, you’re sure to find everything you need for your 1966 Mercury S-55.

Brands matter. If you want to shop a specific Drivetrains brand, we stock 6 different brands like Moog, National, and DriveWorks. 1966 Mercury S-55 Drivetrains start as low as $3.49!

One of the best ways to find top quality OEM or aftermarket Drivetrains is by asking professionals. Short of that, you can shop with confidence thanks to our 1,612 extensive product reviews on 1966 Mercury S-55 Drivetrains. Some of the top-rated Drivetrains products we carry are Bearings with 5.0 stars and Greaseable Premium Universal Joint with 3.9 stars.

Did we mention you can order your Drivetrains from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Drivetrains inventory for your 1966 Mercury S-55 below to get started!

Top-Rated Drivetrains Brands For Your 1966 Mercury S-55

Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1966 Mercury S-55 running right for years to come. In our inventory you’ll find brands like Moog, National, DriveWorks, and even more.

Popular Felpro Drivetrains

You’ll find popular Felpro brand products across Differentials. All are waiting to get your 1966 Mercury S-55 back on the road. Some of the top-rated Felpro products in these categories are:
Differential Carrier Gasket
from $8.49
(9)
Differential Carrier Gasket
Automatic Transmission Differential Carrier Gaskets

FAQs for 1966 Mercury S-55 Drivetrains

What are the most purchased Drivetrains for the 1966 Mercury S-55?

Out of 43 Drivetrains for the 1966 Mercury S-55, the most popular in our inventory are:
Universal Joint
from $24.79
(65)
Universal Joint
U-Joints
Bearings
from $16.99
(39)
Bearings
Idler Shaft Bearings
Bearings
from $16.99
(25)
Bearings
Differential Bearings

What are the top-rated 1966 Mercury S-55 Drivetrains?

Top-rated Drivetrains for your 1966 Mercury S-55 based on customer reviews/ratings are:
Bearings
from $15.99
(9)
Bearings
“Best bearings I used.”
Greaseable Premium Universal Joint
from $25.99
(8)
Greaseable Premium Universal Joint
“For front driveshaft on my 4wd 96 f250. Excellent fit just remember to install so that grease fitting is accessible. I installed mine twice. Would buy”
Universal Joint
from $39.99
(5)
Universal Joint
“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”