1981 Ford Fairmont Differentials

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Keep Your 1981 Ford Fairmont in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1981 Ford Fairmont looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Rear Housing Cover Gaskets, Differential Oil, and Differential Carrier Bearing Set. 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 Motive Gear, Powertrax, and Driveworks. For example, Motive Gear Differentials start at just $6.99 with an average 4.1 star rating. Powertrax and Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 258 reviews and a solid 4.4 star average, you can shop with confidence knowing other Ford Fairmont owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1981 Ford Fairmont Differential at Advance Auto Parts is around $206.84, with a range that starts at $1.29 and goes up to $1,115.99. With 145 options in stock from 15 trusted brands, finding the right fit is easy. Popular picks like Dorman – Help Differential Shaft Lock Bolt, 81048, Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002, and Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55393 start at just $6.79 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 1981 Ford Fairmont in peak condition, inside and out.

Essential 1981 Ford Fairmont Differentials

USA Standard Gear – USA Standard Gear Differential Spider Gear Kits, 39015 (Part No.39015)

USA Standard Gear Differential Spider Gear Kits, 39015

from

$209.99
Dana 70 ABS exciter tone ring. EXTERNAL SUPPLY>FDO>BACK ROOM-FDO>APPLICATION SPECIFIC from USA Standard Gear
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Dorman – Dorman Differential Ring and Pinion Set, 697-305 (Part No.697-305)

Dorman Differential Ring and Pinion Set, 697-305

from

$321.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.
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National – National Shaft Repair Sleeve, 99166 (Part No.99166)

National Shaft Repair Sleeve, 99166

from

$36.49
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.
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Yukon Gear – Yukon Gear Bearing Race Driver for Popular Ford, Gm, Amc, Chrysler, and Dana Diffs, 56022 (Part No.56022)

Yukon Gear Bearing Race Driver for Popular Ford, Gm, Amc, Chrysler, and Dana Diffs, 56022

from

$188.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.
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Pro-King – Pro-King Differential Internal Nest Kit, 761A717 (Part No.761A717)

Pro-King Differential Internal Nest Kit, 761A717

from

$309.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Yukon Gear – "Yukon Gear 8.5"" & 8.2"" GM carrier installation kit, 57008" (Part No.57008)

"Yukon Gear 8.5"" & 8.2"" GM carrier installation kit, 57008"

from

$109.99
Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limited slip differential, a mechanical locker, or an air operated locker. These kits contain carrier bearings and races and a carrier shim kit.
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Valvoline – Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891 (Part No.904891)

Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891

from

$35.99
Choosing an automatic transmission fluid just got easier. Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the #1 ATF product, is suitable for use in 95% of ATF vehicles in operation with US registered light duty applications. And now, it€™s also recommended for most belt and chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it€™s designed to help prevent leaks, reduce wear and tear, and maximize performance €“ all for much longer than conventional fluids. It has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Whether your vehicle has a CVT or traditional automatic, Valvoline MaxLife Multi-Vehicle ATF is suitable for a broad range of transmissions including Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW and Audi vehicles. It€™s specifically recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC. For the many miles ahead, trust your transmission with Valvoline, the #1 automatic transmission fluid brand.
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Dorman – Help – Dorman – Help Differential Shaft Lock Bolt, 81048 (Part No.81048)

Dorman - Help Differential Shaft Lock Bolt, 81048

from

$6.79
This differential pinion shaft lock 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.
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Yukon Gear – "Yukon Gear Ford 8"" & 9"" Tracloc Ring Gear Bolt, 33044" (Part No.33044)

"Yukon Gear Ford 8"" & 9"" Tracloc Ring Gear Bolt, 33044"

from

$4.99
“Ford 8″” & 9″” TracLoc ring gear bolt, 1-1/4″” long.”
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Yukon Gear – "Yukon Gear Posi 12-Shim Kit, GM 8.2""/Gm 8.5""/12T/12P/Ford 8.8""/Cast Iron Vette, 16042" (Part No.16042)

"Yukon Gear Posi 12-Shim Kit, GM 8.2""/Gm 8.5""/12T/12P/Ford 8.8""/Cast Iron Vette, 16042"

from

$41.99
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.
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USA Standard Gear – USA Standard Gear Differential Rebuild Kit, 37030 (Part No.37030)

USA Standard Gear Differential Rebuild Kit, 37030

from

$201.99
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.
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Powertrax – Powertrax Differential Lock Assembly, 9206883108 (Part No.9206883108)

Powertrax Differential Lock Assembly, 9206883108

from

$544.99
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.
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Yukon Gear – "Yukon Gear Mini Spool for Ford 8.8"" with 28 Spline Axles, 32225" (Part No.32225)

"Yukon Gear Mini Spool for Ford 8.8"" with 28 Spline Axles, 32225"

from

$218.99
Yukon Mini Spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier in place of the spider gears and delivers 100% power to both tires at all times. These units are not recommended for street-driven vehicles. Full spools are recommended for vehicles with large tires or high horsepower.
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Yukon Gear – "Yukon Gear Dana 44, Ford 8"" / 9"", and Model 20 Side Gear Thrust Washer Replacement, 33283" (Part No.33283)

"Yukon Gear Dana 44, Ford 8"" / 9"", and Model 20 Side Gear Thrust Washer Replacement, 33283"

from

$5.99
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.
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USA Standard Gear – USA Standard Gear Differential Cross Pin, 17044 (Part No.17044)

USA Standard Gear Differential Cross Pin, 17044

from

$22.99
“9”” FORD SPARTAN LOCKER EXTRA SHORT Cross Pin SHAFT .”
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Sealed Power – Sealed Power Engine Auxiliary Shaft Bearing Set, 1460M (Part No.1460M)

Sealed Power Engine Auxiliary Shaft Bearing Set, 1460M

from

$23.99
Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Yukon Gear – "Yukon Gear Chrome Cover for 8.8"" Ford, 32009" (Part No.32009)

"Yukon Gear Chrome Cover for 8.8"" Ford, 32009"

from

$74.99
These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome.
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Felpro – Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55393 (Part No.RDS 55393)

Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55393

from

$7.49
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.
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Yukon Gear – "Yukon Gear 8"" Ford Pinion Seal, 30180" (Part No.30180)

"Yukon Gear 8"" Ford Pinion Seal, 30180"

from

$24.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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Yukon Gear – "Yukon Gear Pinion Install Kit for Ford 8"" Differential, 13040" (Part No.13040)

"Yukon Gear Pinion Install Kit for Ford 8"" Differential, 13040"

from

$251.99
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.
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Yukon Gear – Yukon Gear Trac Loc Spring for Ford 7.5, 33514 (Part No.33514)

Yukon Gear Trac Loc Spring for Ford 7.5, 33514

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

Dorman Differential Clutch Kit, 697-780

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.
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Dorman – Dorman Differential Pinion Yoke Assembly, 697-536 (Part No.697-536)

Dorman Differential Pinion Yoke Assembly, 697-536

from

$194.99
Worn or damaged differential end yoke causing driveline vibrations- This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.
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Yukon Gear – "Yukon Gear Super Carrier Shim Kit for Ford 8.8"", GM 12 bolt car & truck, 8.6 & Vette, 55002" (Part No.55002)

"Yukon Gear Super Carrier Shim Kit for Ford 8.8"", GM 12 bolt car & truck, 8.6 & Vette, 55002"

from

$59.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.
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Driveworks – Driveworks Tapered Cone Wheel Bearing Assembly, S-L-68149 (Part No.S-L-68149)

Driveworks Tapered Cone Wheel Bearing Assembly, S-L-68149

from

$7.99
Value-priced bearing meets all cataloged application requirements.
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Motive Gear – Motive Gear Differential Gear Install Kit, F7.5IK (Part No.F7.5IK)

Motive Gear Differential Gear Install Kit, F7.5IK

from

$35.49
Motive Gear Differential Gear Install Kit, F7.5IK.
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Powertrax – Powertrax Grip PRO Traction System, GT109028 (Part No.GT109028)

Powertrax Grip PRO Traction System, GT109028

from

$496.99
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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Yukon Gear – Yukon Gear Pinion Nut, 33154 (Part No.33154)

Yukon Gear Pinion Nut, 33154

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.
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Most Popular Rear Housing Cover Gaskets for 1981 Ford Fairmonts

Enhance your 1981 Ford Fairmont with one of the 2 Rear Housing Cover Gaskets we have in stock, starting at just $7.49.

Felpro – Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55393 (Part No.RDS 55393)

Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55393

from

$7.49
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.
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Victor Reinz – Victor Reinz Axle Housing Cover Gasket, 71-14838-00 (Part No.71-14838-00)

Victor Reinz Axle Housing Cover Gasket, 71-14838-00

from

$7.49
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.
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Best-Selling 1981 Ford Fairmont Differential Oil

Upgrade your Fairmont with one of our 2 best-selling Differential Oil.

Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
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Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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Top-Quality Differential Carrier Bearing Set for 1981 Ford Fairmonts

Choose a high-quality OEM or aftermarket Differential Carrier Bearing Set for Ford Fairmonts and enjoy top-notch performance from $12.49.

Driveworks – Driveworks Taper Bearing Set, S-A-17 (Part No.S-A-17)

Driveworks Taper Bearing Set, S-A-17

from

$12.49
Value-priced bearing meets all cataloged application requirements.
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Top Picks for 1981 Ford Fairmont Differential Covers

Invest in one of our 5 durable Differential Covers for your 1981 Ford, knowing you’re getting trusted brands and expert craftsmanship.

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

"Yukon Gear Outer Oil Slinger For Ford 7.5"", 8.8"", 9"", 10.25"", 33022"

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.”
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Yukon Gear – "Yukon Gear Steel Cover for Ford 8.8"", 32328" (Part No.32328)

"Yukon Gear Steel Cover for Ford 8.8"", 32328"

from

$99.99
These Yukon replacement diff covers are a direct bolt-on.
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Yukon Gear – Yukon Gear Ford OEM Steel Differential Cover, 32364 (Part No.32364)

Yukon Gear Ford OEM Steel Differential Cover, 32364

from

$99.99
These Yukon replacement diff covers are a direct bolt-on.
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Yukon Gear – "Yukon Gear Chrome Cover for 8.8"" Ford, 32009" (Part No.32009)

"Yukon Gear Chrome Cover for 8.8"" Ford, 32009"

from

$74.99
These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome.
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Yukon Gear – "Yukon Gear Chrome Cover for 7.5"" Ford, 32008" (Part No.32008)

"Yukon Gear Chrome Cover for 7.5"" Ford, 32008"

from

$42.99
These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome.
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Our Differential Pinion Seals for 1981 Ford Fairmonts

Make a smart move for your 1981 Ford Fairmont with our Differential Pinion Seal for $11.99.

Schaeffler – Schaeffler Shaft Seal, SS2865 (Part No.SS2865)

Schaeffler Shaft Seal, SS2865

from

$11.99
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.
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Top-Rated Differential Brands For Your 1981 Ford Fairmont

When it comes to finding the perfect Differential for your 1981 Ford Fairmont, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 15 trusted brands. We carry the most popular Differential brands including Powertrax, Driveworks, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 5.0 stars) and competitive prices, as low as $6.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1981 Ford Fairmont, providing peace of mind with parts that meet or exceed OEM standards.

Popular Powertrax 1981 Ford Fairmont Differentials

If you’re looking for a top-quality Differential for your 1981 Ford Fairmont, Advance Auto Parts has exactly what you need with our selection of Powertrax Differentials. We have 1 Powertrax Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $444.99, you’ll find the perfect Differential for your needs and budget. Powertrax Differentials for the 1981 Ford Fairmont come highly rated, with over 1 customer reviews and an impressive average rating of 5.0 stars. Choosing a Powertrax Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Powertrax Differential Lock Assembly, 1830-LR
from $444.99
(1)
Powertrax Differential Lock Assembly, 1830-LR
“Fast service and the right part.”

Top-Quality Driveworks 1981 Ford Fairmont Differentials

For those in search of a high-quality Differential for their 1981 Ford Fairmont, Advance Auto Parts offers a great selection of Driveworks Differentials. With 1 Driveworks Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $12.49, giving you a range of options to suit your budget. Backed by over 1 customer ratings and an average rating of 4.2 stars, Driveworks Differentials provide both reliability and excellent performance. Choosing a Driveworks Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Driveworks Taper Bearing Set, S-A-17
from $12.49
(1)
Driveworks Taper Bearing Set, S-A-17
“Looked felt fine quality”

FAQs for 1981 Ford Fairmont Differentials

What are the best-selling Differentials for 1981 Ford Fairmonts?

Out of 145 Differentials that fit 1981 Ford Fairmonts, the following parts are the top sellers:

What’s the price range for 1981 Ford Fairmont Differentials?

The prices of Differentials for the 1981 Ford Fairmont range from $1.29 up to $1,115.99 for the most premium parts.

What is the average price of a Differential for a 1981 Ford Fairmont?

The average price for Differentials for the 1981 Ford Fairmont is $206.84. 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 Ford Fairmont model years?

Yes, we carry Differentials for 4 model years of Ford Fairmonts between 1978 and 1983. The following model years are the most popular for Differential purchases: 1983, 1982, 1980, 1979, and 1978.

What are the cheapest Differentials for my 1981 Ford Fairmont?

The cheapest 1981 Ford Fairmont Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1981 Ford models?

Yes. We stock Differentials for 44 other popular 1981 Ford models. Some of the most popular are 1981 Mustang Differentials, 1981 E-250 Econoline Differentials, 1981 E-350 Econoline Differentials, 1981 E-150 Econoline Differentials, and 1981 Thunderbird Differentials.

What are the top-rated Differentials that fit the 1981 Ford Fairmont?

The one 1981 Ford Fairmont Differential we have in stock is the Pro-King Differential Ring Gear Bolt, 761A935. It costs $1.29.

What types of Differentials do you sell for my 1981 Ford Fairmont?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1981 Ford Fairmont:

Can I get help with 1981 Ford Fairmont Differential orders?

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

What is your return policy for Ford Fairmont Differentials?

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