1973 Mercury Capri Differentials

Keep Your 1973 Mercury Capri in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1973 Mercury Capri looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Bearings, Rear Differential Cover Gaskets, and Differential Oil. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like National. For example, National Differentials start at just $22.99 with an average 4.3 star rating. With over 4 reviews and a solid 5 star average, you can shop with confidence knowing other Mercury Capri owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1973 Mercury Capri Differential at Advance Auto Parts is around $220.47, with a range that starts at $3.99 and goes up to $941.99. With 68 options in stock from 5 trusted brands, finding the right fit is easy. Popular picks like Copper Washer For Ford 9" & 8" Dropout Housing, Crush Sleeve, and Tapered Roller Bearing Cone start at just $5.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like Drive Shafts and Axles and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1973 Mercury Capri in peak condition, inside and out.

Looking for the perfect Differential for your 1973 Mercury Capri? You’re in the right place. Below, you’ll find links to various types of Differentials that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Differentials, ensuring durability and a precise fit for your Mercury Capri. Whether you’re driving a 1973 model or another popular model year like 1982, 1983, 1984, 1985, 1986, 1991, 1992, 1993, and 1994, we’ve got you covered. Purchasing Differentials from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Differentials that fit your vehicle.

Essential 1973 Mercury Capri Differentials

from

$214.99

Yukon standard open spider gear kit for 7.5″ Ford with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:

Spider gear kit
Fit Ford 7.5″ open differential
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

from

$11.79

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

from

$133.99

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.

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$369.99

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 standard rotation Ford 8.8″
8.80″ ring gear diameter
30 spline pinion
10 ring gear bolts
4.56 ratio

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$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

from

$99.99

Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:

Includes three quarts of Redline Shockproof oil

from

$883.99

The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:

Carrier bearing puller
Works with an impact gun to safely and easliy remove carrrier bearings

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$7.29

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

from

$11.99

8″ dropout housing gasket.

Product Features:

Dropout gasket
Fits Ford 8″

from

$8.99

Product Features:

Trac Loc spring for Ford 8″ and 9″

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$209.99

Yukon yoke for Ford 8.8″ truck or passenger with a 1330 U/joint size. 3.625″ snap ring span, 1.125″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:

Fits Ford 8.8″
30 spline
1330 u-joint size
3.625″ snap ring span
1.062″ cap diameter
Outside snap ring design
Strap style

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$251.99

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 8″
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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$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 (TIMKEN)

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$9.99

8″ Ford O-ring.

Product Features:

Pinion support o-ring
Fits Ford 8″

from

$941.99

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″ with 31 spline axles
Patented internal design reduces common locker failures
8620 internals for added strength
Assembled in the USA

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$18.49

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.

from

$26.99

Spartan spring & pin kit, fits smaller designs.

Product Features:

Replacement spring and pin kit for Spartan Locker
Fits Dana 30, Dana 44, AMC Model 20, AMC Model 35, and Toyota designs
Includes 4 springs and 4 alignment pins

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$59.99

Product Features:

USA Standard Gear heavy-duty cross pin shaft
Fits Ford 8.8″ with 7/8″ cross pin diameter
Works with Spartan Locker or standard open spider gears

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$5.99

Product Features:

Side gear thrust washer for Ford 8″, Ford 9″ and AMC Model 20
0.030″ thick

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$6.99

Pinion support bolt for 8″ and 9″ Ford.

Product Features:

Pinion support bolt for Ford 8″ and 9″
3/8″ x 24 thread
1.0″ long

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$30.99

7.5″, 8″, 8.8″, 9″, 10.25″ Ford REDI sleeve yoke saver.Yukon Mighty seal.

Product Features:

Redi-Sleeve yoke saver
Fits Ford 7.5″, 8.8″, 9″ and 10.25″

from

$188.99

Bearing race driver. No return.

Product Features:

Bearing race driver
Fits M86610 race
All steel construction

from

$199.99

USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

Product Features:

Fits Ford 7.5″
Uses Koyo bearings and races
Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.

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$4.99

Pinion gear thrust washer for 8″ and 9″ Ford, Model 20, and 7.25″ Chrysler.

Product Features:

Pinion gear thrust washer for Ford 8″, Ford 9″ and Chrysler 7.25″

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$40.99

9.25 Chrysler FRONT PINION KIT , 03 & UP DODGE TRUCK .

Product Features:

Pilot bearing
Fits Ford 8″

from

$1.29

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.

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

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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 8″ with 31 spline axles
Trac Loc positraction
Clutch style positraction
Aggressive design
Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
Fully rebuildable
Assembled in the USA

Popular 1973 Mercury Capri Differentials Categories

Differential Oil

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Bearings

Differential Pinion Pilot Bearings

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Clutch Packs

Differential Ring and Pinions

Differential End Yokes

Rear Differential Pinion Bearings

Differential Lock Springs

Differential Pinion Bearing Kits

Complete Differentials

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Cross Pins

Differential Housing O-Rings

Differential Side Gear Thrust Washers

Differential Pilot Bearing

Differential Pinion Gear Thrust Washers

Differential Drive Pinion Gear Bearing Retainer Bolts

Limited Slip Differential Assemblies

Best-Selling 1973 Mercury Capri Rear Differential Cover Gasket

Upgrade your Capri with our best-selling Rear Differential Cover Gasket.

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from

$11.99

8″ dropout housing gasket.

Product Features:

Dropout gasket
Fits Ford 8″

Top-Quality Differential Oil for 1973 Mercury Capris

Choose a high-quality OEM or aftermarket Differential Oil for Mercury Capris and enjoy top-notch performance from $99.99.

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from

$148.99

Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:

Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive

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$99.99

Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:

Includes three quarts of Redline Shockproof oil

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$137.99

Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:

Includes four quarts of Redline Shockproof oil

Top Picks for 1973 Mercury Capri Differential Pinion Seals

Invest in one of our 2 durable Differential Pinion Seals for your 1973 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

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from

$24.99

8″ Ford pinion seal.Yukon Mighty seal.

Product Features:

Pinion seal
Fits Ford 8″

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$6.29

Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

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

Differential Ring Gear Bolts for 1973 Mercury Capris

Make a smart move for your 1973 Mercury Capri with products all priced from $3.99 to $5.99.

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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

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

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$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

from

$3.99

Trac Loc ring gear bolt washer for 8″ and 9″ Ford.

Product Features:

Ring gear bolt for Ford 8″ and 9″
For Trac Loc positraction applications only

Top-Rated Differential Brands For Your 1973 Mercury Capri

When it comes to finding the perfect Differential for your 1973 Mercury Capri, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 5 trusted brands. We carry the most popular Differential brands including National, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $22.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1973 Mercury Capri, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1973 Mercury Capri Differentials

If you’re looking for a top-quality Differential for your 1973 Mercury Capri, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 2 National Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $22.99 and an average cost of $30.49, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1973 Mercury Capri come highly rated, with over 2 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $37.99

(1)

Shaft Repair Sleeve

“Very delicate piece, but came shipped quite safely and not damaged. High quality.”

from $22.99

(1)

Tapered Roller Bearing Cone

“This Is The One That Fit My 1971 CHEVY TRUCK 12 BOLT PINION REAR BACK BEARING”

FAQs for 1973 Mercury Capri Differentials

What are the best-selling Differentials for 1973 Mercury Capris?

Out of 68 Differentials that fit 1973 Mercury Capris, the following parts are the top sellers:

Copper Washer For Ford 9" & 8" Dropout Housing (11643432) – $5.99
Crush Sleeve (11642804) – $10.99
Tapered Roller Bearing Cone (3276961) – $23.49

What’s the price range for 1973 Mercury Capri Differentials?

The prices of Differentials for the 1973 Mercury Capri range from $3.99 up to $941.99 for the most premium parts.

What is the average price of a Differential for a 1973 Mercury Capri?

The average price for Differentials for the 1973 Mercury Capri is $220.47. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Differentials for other Mercury Capri model years?

Yes, we carry Differentials for 21 model years of Mercury Capris between 1966 and 1994. The following model years are the most popular for Differential purchases: 1994, 1993, 1992, 1991, 1986, 1985, 1984, 1983, and 1982.

What are the cheapest Differentials for my 1973 Mercury Capri?

The cheapest 1973 Mercury Capri Differentials we carry are:

Trac Loc Ring Gear Bolt Washer For 8" And 9" Ford (11643118) – $3.99
Ford 8" & 9" Tracloc Ring Gear Bolt (11642940) – $4.99
Pinion Gear And Thrust Washer For 8" And 9" Ford, Model 20, And 7.25" Chrysler (11642366) – $4.99
Copper Washer For Ford 9" & 8" Dropout Housing (11643432) – $5.99
Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt (11642866) – $5.99

Does Advance Auto Parts sell Differentials for any other 1973 Mercury models?

Yes. We stock Differentials for 5 other popular 1973 Mercury models. Some of the most popular are 1973 Cougar Differentials, 1973 Monterey Differentials, 1973 Colony Park Differentials, 1973 Montego Differentials, and 1973 Marquis Differentials.

What types of Differentials do you sell for my 1973 Mercury Capri?

As of 11/2/25, these are some of the most in-demand types of Differentials for a 1973 Mercury Capri:

Can I get help with 1973 Mercury Capri Differential orders?

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

What is your return policy for Mercury Capri Differentials?

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

1973 Mercury Capri Differentials

Yukon Gear – Standard Open Spider Gear Kit For 7.5" Ford With 28 Spline Axles (Part No.16014)

National – Bearing Race (Part No.HM88510)

Pro-King – Differential Clutch Pack (Part No.762B119)

Yukon Gear – High Performance Ring & Pinion Gear Set For Ford 8.8" In A 4.56 Ratio (Part No.24098)

Yukon Gear – Pinion Nut (Part No.33154)

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Yukon Gear – The Carrier Bearing Puller (Part No.56072)

National – Bearing Race (Part No.JL69310)

Yukon Gear – 8" Dropout Housing Gasket (Part No.23010)

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

Yukon Gear – Yoke For Ford 8.8" Truck Or Passenger With A 1330 U/Joint Size (Part No.41049)

Yukon Gear – Pinion Install Kit For Ford 8" Differential (Part No.13040)

Motive Gear – Differential Bearing Kit – Timken (Part No.R7.5FRT)

Yukon Gear – 8" Ford O-Ring (Part No.30027)

Yukon Gear – Grizzly Locker For Ford 8" With 31 Spline Axles (Part No.28007)

Pro-King – Differential Pinion Shim Kit (Part No.742G200A)

USA Standard Gear – Spartan Spring & Pin Kit, Fits Smaller Designs (Part No.17011)

USA Standard Gear – 8.8" Ford Spartan Locker Cross Pin, 31 Spline Only (Part No.17020)

Yukon Gear – Dana 44, Ford 8" / 9", And Model 20 Side Gear Thrust Washer Replacement (Part No.33283)

Yukon Gear – Pinion Support Bolt For 8" And 9" Ford (Part No.33242)

Yukon Gear – 7.5", 8", 8.8", 9", 10.25" Ford Redi Sleeve Yoke Saver (Part No.30226)

Yukon Gear – Bearing Race Driver (Part No.56022)

USA Standard Gear – Master Overhaul Kit for the Ford 7.5 Differential (Part No.37027)

Yukon Gear – Pinion Gear And Thrust Washer For 8" And 9" Ford, Model 20, And 7.25" Chrysler (Part No.33301)

Yukon Gear – Pilot Bearing For Ford 8" (Part No.18043)

Pro-King – Differential Ring Gear Bolt (Part No.761A935)

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

Yukon Gear – Trac-Loc For Ford 8" Wtih 31 Spline Axles – Aggressive Design (Part No.26003)

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

Yukon Gear – 8" Dropout Housing Gasket (Part No.23010)

Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Yukon Gear – 8" Ford Pinion Seal (Part No.30180)

FAG US – Shaft Seal (Part No.SS3607)

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

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

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

Yukon Gear – Trac Loc Ring Gear Bolt Washer For 8" And 9" Ford (Part No.33245)