1977 Mercury Cougar Drivetrains

Essential 1977 Mercury Cougar Drivetrains

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

Universal Joint

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$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
  • Bearig cups allow 360 lubricant distribution to bearing surfaces, and are precision-ground for maximum load-carrying capabilities
  • Lubrication grooves 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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Yukon Gear – R1563Tav Rear Axle Bearing And Seal Kit (Part No.10004)

R1563Tav Rear Axle Bearing And Seal Kit

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$42.99
Yukon axle bearing & seal kits are specially designed for each application & use all high quality bearings & seals. R1563TAV axle bearing and seal kit, TorringtonBrand, 2.250″ OD, 1.400″ ID. This axle bearing & seal kit services one side only.

Product Features:
  • Includes axle bearing and seal
  • Services one side
  • Torrington Brand
  • 2.250″ O.D.
  • 1.400″ I.D.
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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.

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$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
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Yukon Gear – One (1) Specialty Bearing Race To Adapt Small Bearing Journal Into A 3.250" Dropout (Part No.32157)

One (1) Specialty Bearing Race To Adapt Small Bearing Journal Into A 3.250" Dropout

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$51.99
One (1) specialty bearing race to adapt small bearing journal into a 3.250″ dropout. This adapter allows the use of a 28 or 31 spline carrier, positraction or locker in a 3.250″ dropout. This is a perfect solution if you are currently running 28 or 31 spline axles but are looking to upgrade to 35 spline later, or are stepping down from 35 spline but don’t want to buy a new dropout.

Product Features:
  • Carrier race
  • Fits Ford 9″
  • Conversion race to install small bearing carrier into 3.250″ dropout
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National – Bearings (Part No.M88010)

Bearings

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$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
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Yukon Gear – Silver Aluminum Pinion Supprt For 9" Ford Daytona (Part No.32037)

Silver Aluminum Pinion Supprt For 9" Ford Daytona

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$269.99
Plain Silver aluminum pinion Supprt for 9″ Ford Daytona, HD 6061.

Product Features:
  • Fits Ford 9″ with 28 spline pinion
  • Larger inner pinion bearing reduces gear deflection under high load
  • Races installed
  • 6061 aluminum
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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

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$71.99
Adaptor washer for 28 spline pinion in oversize support, for 9″ Ford.

Product Features:
  • Adapter washer
  • Fits Ford 9″
  • Adapts 28 spline pinion into 35 spline pinion support
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National – Multi Purpose Seal (Part No.714569)

Multi Purpose Seal

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$15.99
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:
  • 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
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Yukon Gear – Axle Bearing Retainer For Ford 9", Large & Small Bearing, 3/8" Bolt Holes (Part No.33466)

Axle Bearing Retainer For Ford 9", Large & Small Bearing, 3/8" Bolt Holes

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$22.99
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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Yukon Gear – 8" Ford Pilot Bearing Retainer (Part No.33254)

8" Ford Pilot Bearing Retainer

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$13.99
8″ Ford pilot bearing retainer.

Product Features:
  • Pilot bearing retainer for Ford 8″
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National – Shaft Repair Sleeve (Part No.99181)

Shaft Repair Sleeve

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$37.49
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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Yukon Gear – Fill Plug For Ford 9", 1/2" Thread (Part No.33539)

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

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$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″
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Yukon Gear – Standard Open Or Tracloc Cross Pin Shafts And Block In Four Pinion Design For 9" Ford (Part No.33333)

Standard Open Or Tracloc Cross Pin Shafts And Block In Four Pinion Design For 9" Ford

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$207.99
Standard open or TracLoc cross pin shafts and block in four pinion design for 9″ Ford.

Product Features:
  • Cross pin shaft and block kit
  • Fits Ford 9″
  • Includes cross pin block and three cross pin shafts
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Felpro – Differential Carrier Gasket (Part No.RDS 55074)

Differential Carrier Gasket

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$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 – Universal Joint U-Bolt Kit (Part No.534-10)

Universal Joint U-Bolt Kit

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$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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Yukon Gear – 8" & 9" Ford 5-Tab Clutches (Part No.16028)

8" & 9" Ford 5-Tab Clutches

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$374.99
8″ & 9″ Ford 5-Tab clutches (early Equalock).

Product Features:
  • Clutch kit
  • Fit Ford 9″ Equa Loc positraction
  • 5 outer tabs
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National – Bearings (Part No.A-5)

Bearings

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$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
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Yukon Gear – High Performance Ring & Pinion Gear Set For Ford 9" In A 5.43 Ratio (Part No.24388)

High Performance Ring & Pinion Gear Set For Ford 9" In A 5.43 Ratio

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$409.99
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:
  • Fits Ford 9″
  • 9.00″ ring gear diameter
  • 28 spline pinion
  • 10 ring gear bolts
  • 5.43 ratio
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Yukon Gear – Pinion Gear And Thrust Washer (0.875" Shaft) For 8.8" Ford (Part No.33299)

Pinion Gear And Thrust Washer (0.875" Shaft) For 8.8" Ford

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$11.99
Pinion gear thrust washer (0.875″ shaft) for 8.8″ Ford.

Product Features:
  • Pinion gear thrust washer for Ford 8.8″
  • 0.875″ diameter cross pin shaft applications only
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Yukon Gear – Side Gear And Thrust Washer (0.750" Shaft) For 8.8" Ford (Part No.33298)

Side Gear And Thrust Washer (0.750" Shaft) For 8.8" Ford

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$6.99
Side gear thrust washer (0.750″ shaft) for 8.8″ Ford.

Product Features:
  • Side gear thrust washer for Ford 8.8″
  • 0.750″ diameter cross pin shaft applications only
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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

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$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
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Powertrax – Grip LOK Traction System (Part No.LK109031)

Grip LOK Traction System

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$679.99
For vehicles that are driven daily, the Powertrax 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 Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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Dorman – Spindle Washer – I.D. 13/16 In. O.D. 1-21/32 In. Thickness 3/32 In. (Part No.618-013.1)

Spindle Washer - I.D. 13/16 In. O.D. 1-21/32 In. Thickness 3/32 In.

from

$4.29
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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Motive Gear – Differential Pinion Seal (Part No.3604)

Differential Pinion Seal

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$5.79
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 o
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Neapco – Universal Joint (Part No.1-0025)

Universal Joint

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$2.59
Universal Joint Strap Kit
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Yukon Gear – Tracloc For Ford 9" Wtih 28 Spline Axles – Street Design (Part No.26008)

Tracloc For Ford 9" Wtih 28 Spline Axles - Street Design

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$789.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Trac Loc uses a nodular case, billet side hat, and forged internals for higher strength than stock Trac-Locs. The units use composite clutches for high performance and long life. All units are Rebuildable. Yukon offers a one year warranty against manufacturing defects.

Product Features:
  • Fits Ford 9″ with 28 spline axles
  • Trac Loc positraction
  • Clutch style positraction
  • Street design
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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Dorman – Help – Driveshaft Flange Bolts (Part No.80992)

Driveshaft Flange Bolts

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$20.29
This drive shaft bolt 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 engine mount bolt matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this drive shaft bolt 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
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Popular 1977 Mercury Cougar Drivetrains Categories

1977 Mercury Cougar Drivetrains

You count on your 1977 Mercury Cougar 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 366 Drivetrains ranging in price from $1.99 to $1,211.99, you’re sure to find everything you need for your 1977 Mercury Cougar.

Brands matter. If you want to shop a specific Drivetrains brand, we stock 16 different brands like Moog, Driveworks, and National. 1977 Mercury Cougar Drivetrains start as low as $1.99!

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 4,026 extensive product reviews on 1977 Mercury Cougar Drivetrains. Some of the top-rated Drivetrains products we carry are Universal Joint with 4.0 stars and Universal Joint with 4.0 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 1977 Mercury Cougar below to get started!

Top-Rated Drivetrains Brands For Your 1977 Mercury Cougar

Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1977 Mercury Cougar running right for years to come. In our inventory you’ll find brands like Moog, Driveworks, National, and even more.

Popular Felpro Drivetrains

You’ll find popular Felpro brand products across Differentials. All are waiting to get your 1977 Mercury Cougar 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 1977 Mercury Cougar Drivetrains

What are the most purchased Drivetrains for the 1977 Mercury Cougar?

Out of 366 Drivetrains for the 1977 Mercury Cougar, the most popular in our inventory are:
Universal Joint
from $15.99
(65)
Universal Joint
U-Joints
Universal Joint
from $39.99
(5)
Universal Joint
U-Joints
Driveshaft Flange Bolts
from $20.29
(1)
Driveshaft Flange Bolts
Drive Shaft Support Bolts

What are the top-rated 1977 Mercury Cougar Drivetrains?

Top-rated Drivetrains for your 1977 Mercury Cougar based on customer reviews/ratings are:
Universal Joint
from $7.89
(11)
Universal Joint
“Fit good to make the install easy .”
Universal Joint
from $4.59
(10)
Universal Joint
“The part was a great mach. it fit real nice and I personally believe it may be better than the OE part because, It has the grease fitting which means ”
Bearings
from $15.99
(9)
Bearings
“as advertised”