1979 Mercury Capri Differentials

Essential 1979 Mercury Capri Differentials

Yukon Gear – Grizzly Locker, Ford 8.8" With 28 Splines (Part No.28034)

Grizzly Locker, Ford 8.8" With 28 Splines

from

$1136.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

Product Features:
  • Fits Ford 8.8″ with 28 spline axles
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
See More

Yukon Gear – Tracloc Clutch Set (Two Sides) For 7.5" Ford (Part No.16013)

Tracloc Clutch Set (Two Sides) For 7.5" Ford

from

$264.99
TracLoc clutch set (two sides) for 7.5″ Ford.

Product Features:
  • Clutch kit
  • Fit Ford 7.5″ Trac Loc positraction
See More

Yukon Gear – Bearing Race Driver (Part No.56020)

Bearing Race Driver

from

$215.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits M802011 race
  • All steel construction
See More

Yukon Gear – Dura Grip Positraction For Ford 8.8" With 28 Spline Axles (Part No.26005)

Dura Grip Positraction For Ford 8.8" With 28 Spline Axles

from

$834.99
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 Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:
  • Fits Ford 8.8″ with 28 spline axles
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
See More

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

Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4104)

Differential Pinion Solid Spacer Kit w/Shims

from

$10.49


Product Features:
  • SOLID SPACER FORD 8.8″ & 9″
See More

Motive Gear – Differential Carrier Shim Kit (Part No.1101)

Differential Carrier Shim Kit

from

$8.49
High-quality Differential Carrier Shim Kit

Product Features:
  • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
See More

Yukon Gear – DiffrlCover (Part No.32364)

DiffrlCover

from

$99.99
DiffrlCover

Motive Gear – Differential Bearing Kit – Koyo (Part No.R7.5FR)

Differential Bearing Kit - Koyo

from

$91.99
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:
  • FORD 7.5″ BEARING & SEAL KIT
See More

Yukon Gear – Super Carrier Shim Kit For Ford 7.5", GM 7.5", 8.2" & 8.5" (Part No.55001)

Super Carrier Shim Kit For Ford 7.5", GM 7.5", 8.2" & 8.5"

from

$59.99
Product Features:
  • Super carrier shim kit for Ford 7.5″, GM 7.5″, 7.625″, 7.6″ IFS, 7.6″ IRS, 7.75″, 8.2″, 8.2″ Buick, Oldsmobile and Pontiac and GM 8.5″ front and rear
  • Interlocking design makes installation much easier
See More

Dorman – Differential Clutch Kit (Part No.697-780)

Differential Clutch Kit

from

$262.99
This differential disc kit is a low-cost, time-saving repair solution for the posi-traction function. They are designed to match the fit and performance of the original disc on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this differential clutch kit provides the necessary components for repairing the original equipment on specific vehicles.
  • Quality materials – all components are built for reliable longevity and performance.
  • Smart solution – provides original equipment fit and function for a competitive price compared to original manufacturer
  • Trustworthy quality – backed by team of designers and engineers in the United States
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Ford 7.5" In A 4.11 Ratio (Part No.24340)

High Performance Ring & Pinion Gear Set For Ford 7.5" In A 4.11 Ratio

from

$359.99
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. A notched cross pin shaft is required for this gear set.

Product Features:
  • Fits Ford 7.5″
  • 7.50″ ring gear diameter
  • 28 spline pinion
  • 10 ring gear bolts
  • 4.11 ratio
See More

Motive Gear – Pinion Seal (Part No.3604)

Pinion Seal

from

$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 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.
See More

Pro-King – Differential Cross Shaft (Part No.742G930)

Differential Cross Shaft

from

$2.79
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
See More

Yukon Gear – Carrier Installation Kit For Ford 8.8" Differential (Part No.57007)

Carrier Installation Kit For Ford 8.8" Differential

from

$134.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for Ford 8.8″ differential. This kit contains carrier bearings, races and shims.

Product Features:
  • Fits Ford 8.8″
  • Includes carrier bearings and races and “super” carrier shim kit
See More

Yukon Gear – Pinion Gear For 8" And 9" Ford (Part No.16160)

Pinion Gear For 8" And 9" Ford

from

$23.99
Pinion gear for 8″ and 9″ Ford.

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

Driveworks – Taper Bearing Cup (Part No.S-LM-501314)

Taper Bearing Cup

from

$7.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

Yukon Gear – Trac Loc Spring For Ford 9" & 8" (Part No.33518)

Trac Loc Spring For Ford 9" & 8"

from

$8.99
Product Features:
  • Trac Loc spring for Ford 8″ and 9″
See More

Dorman – Rear Axle Shaft, Left or Right (Part No.630-228)

Rear Axle Shaft, Left or Right

from

$242.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models.
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications.
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
See More

Powertrax – Grip LS Traction System (Part No.LS108831)

Grip LS Traction System

from

$463.99
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!
See More

Yukon Gear – Pinion Install Kit For Ford 7.5" Differential (Part No.13039)

Pinion Install Kit For Ford 7.5" Differential

from

$184.99
Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:
  • Fits Ford 7.5″
  • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.
See More

Motive Gear – Differential Gear Install Kit (Part No.F7.5IK)

Differential Gear Install Kit

from

$35.49


Product Features:
  • MINI INSTALL KIT FORD 7.5
See More

Yukon Gear – Pinion Nut (Part No.33154)

Pinion Nut

from

$7.99
Pinion nut for Ford 7.5″, 8″, 8.8″, 9 3/8″ & 9″. 1 1/6″ socket, 3/4″ x 20 thread.

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

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

from

$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
See More

Yukon Gear – Ford 7.5" & 8.8" Ring Gear Bolt, Standard Open & Tracloc (Part No.33053)

Ford 7.5" & 8.8" Ring Gear Bolt, Standard Open & Tracloc

from

$5.99
Ford 7.5″ & 8.8″ ring gear bolt, standard Open & TracLoc. 7/16″ x 20.

Product Features:
  • Ring gear bolt for Ford 7.5″ and 8.8″
  • 7/16″ x 20
See More

Yukon Gear – Mini Spool For Ford 8.8" With 31 Spline Axles (Part No.32226)

Mini Spool For Ford 8.8" With 31 Spline Axles

from

$194.99
Mini Spool for Ford 8.8″ with 31 spline axles and 7/8″ cross pin. Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100% power to both tires at all times. These units are not recommended for street-driven vehicles. We recommend full spools for vehicles with large tires or high horsepower. These units come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Ford 8.8″ with 31 spline axles
  • Provides 100% traction to both wheels at all times
  • Installs into standard open carrier case
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

1979 Mercury Capri Differentials

Maybe you’re in the middle of a full rebuild of that 1979 Mercury Capri. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 171 different Differentials in our inventory ranging from $0.99 to $1,566.99. That means you can find the exact parts or products you need to keep that 1979 Mercury Capri running smoothly.

Differentials are only as good as their brand. We stock 14 different brands to make sure you have plenty of trusted parts to choose from for your 1979 Mercury Capri. Yukon Gear, National, and FELPRO are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Differentials for your 1979 Mercury Capri, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 250 reviews in this category, some of the top rated parts include Differential Master Bearing Kit – Koyo with 5.0 stars and Differential Pinion Shim Kit with 5.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1979 Mercury Capri rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Differentials Brands To Make Your 1979 Mercury Capri Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1979 Mercury Capri demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Capri the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Powertrax Differentials

We carry Powertrax parts in our stock across Complete Differentials categories, plus more. For a 1979 Mercury Capri, our most popular Powertrax Differentials include:
Lock Right Locker
from $444.99
(1)
Lock Right Locker
Complete Differentials

Top 1979 Mercury Capri Differentials from Felpro

Felpro products are another trusted brand when it comes to Differentials for your 1979 Mercury Capri. Popular Felpro parts include:
Differential Cover Gasket
from $6.49
(13)
Differential Cover Gasket
Rear Differential Cover Gaskets

FAQs for 1979 Mercury Capri Differentials

What are the most purchased Differentials for the 1979 Mercury Capri?

Out of 171 Differentials for the 1979 Mercury Capri, the most popular in our inventory are:
3 Qt - 80W90 Conventional Gear Oil With Posi Additive
from $57.99
This product is not rated
3 Qt – 80W90 Conventional Gear Oil With Posi Additive
Differential Oil
Bearings
from $23.99
(7)
Bearings
Front Differential Pinion Bearings
Oil Seal
from $4.79
(1)
Oil Seal
Differential Pinion Seals

What are the top-rated 1979 Mercury Capri Differentials?

Top-rated Differentials for your 1979 Mercury Capri based on customer reviews/ratings are:
Differential Master Bearing Kit - Koyo
from $112.99
(1)
Differential Master Bearing Kit – Koyo
“perfect product”
Differential Pinion Shim Kit
from $7.49
(1)
Differential Pinion Shim Kit
“good product”
Differential Pinion Nut
from $6.49
(1)
Differential Pinion Nut
“If a pinion nut is ever removed from the pinion shaft, it is recommended NOT to reuse it. Replace it with a BRAND NEW nut, even if the old nut is rel”