1981 Lincoln Mark VI Differentials

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Keep Your 1981 Lincoln Mark VI in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1981 Lincoln Mark VI looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Pinion Seals, Rear Housing 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 Motive Gear, National, and Powertrax. For example, Motive Gear Differentials start at just $128.99 with an average 4.1 star rating. National and Powertrax offer similar pricing and quality, backed by strong customer feedback. With over 187 reviews and a solid 4.3 star average, you can shop with confidence knowing other Lincoln Mark VI owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1981 Lincoln Mark VI Differential at Advance Auto Parts is around $224.28, with a range that starts at $1.29 and goes up to $1,115.99. With 154 options in stock from 13 trusted brands, finding the right fit is easy. Popular picks like National Multi-Purpose Bearing, A-18, Dorman – Help Differential Shaft Lock Bolt, 81048, and Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 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 Lincoln Mark VI in peak condition, inside and out.

Essential 1981 Lincoln Mark VI Differentials

Yukon Gear – "Yukon Gear Cover Bolt For Ford 7.5"", 8.8"" & 9.75"", 33554" (Part No.33554)

"Yukon Gear Cover Bolt For Ford 7.5"", 8.8"" & 9.75"", 33554"

from

$6.99
“Yukon 1541H alloy replacement rear axle for Dana 60, 70, and 80, 35 spline. (40″” to 43.5″”) Full float axle (8×3.96″” ). Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy rear axles come with a one year warranty against manufacturing defects. This is a full-floating axle.”
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Felpro – Felpro Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket, RDS 55341 (Part No.RDS 55341)

Felpro Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket, RDS 55341

from

$16.99
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 Trac-Loc Spring for Ford 8.8"", 31 Spline, 33516" (Part No.33516)

"Yukon Gear Trac-Loc Spring for Ford 8.8"", 31 Spline, 33516"

from

$99.99
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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Powertrax – Powertrax Differential Lock Assembly, 1821-LR (Part No.1821-LR)

Powertrax Differential Lock Assembly, 1821-LR

from

$441.99
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 Standard Open Carrier Case & Spiders, Ford 8.8"", 31 Spline, 20070" (Part No.20070)

"Yukon Gear Standard Open Carrier Case & Spiders, Ford 8.8"", 31 Spline, 20070"

from

$404.99
“Yukon Gear Standard Open Carrier Case & Spiders, Ford 8.8″”, 31 Spline, 20070. ”
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Dorman – Dorman Rear Axle Shaft, Left Or Right, 630-209A (Part No.630-209A)

Dorman Rear Axle Shaft, Left Or Right, 630-209A

from

$110.99
This axle shaft is designed to match the performance of the original equipment shaft on specified vehicle makes, models and years. When a factory axle shaft fails or is damaged by rust or collision, this replacement is engineered to help restore and ensure the proper transfer of torque and rotational power from the differential or transmission to the wheel.
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National – National Bearing Race, JL69310 (Part No.JL69310)

National Bearing Race, JL69310

from

$12.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Yukon Gear – "Yukon Gear Standard Open Spider Gear Kit for 8.8"" Ford with 31 Spline Axles, 16021" (Part No.16021)

"Yukon Gear Standard Open Spider Gear Kit for 8.8"" Ford with 31 Spline Axles, 16021"

from

$299.99
Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement.
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Dorman – Dorman Differential Pinion Yoke Assembly, 697-532 (Part No.697-532)

Dorman Differential Pinion Yoke Assembly, 697-532

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 Side Gear and Thrust Washer (0.875"" Shaft) for 8.8"" Ford, 33300" (Part No.33300)

"Yukon Gear Side Gear and Thrust Washer (0.875"" Shaft) for 8.8"" Ford, 33300"

from

$11.99
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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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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Pro-King – Pro-King Differential Cover Gasket, 762B303 (Part No.762B303)

Pro-King Differential Cover Gasket, 762B303

from

$4.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Pro-King – Pro-King Differential Clutch Pack, 762B119 (Part No.762B119)

Pro-King Differential Clutch Pack, 762B119

from

$133.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, F888571 (Part No.F888571)

Motive Gear Performance Differential Ring and Pinion, F888571

from

$275.99
Motive Gear Performance Differential Ring and Pinion, F888571.
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Pro-King – Pro-King Differential Pinion Shim Kit, 742G202 (Part No.742G202)

Pro-King Differential Pinion Shim Kit, 742G202

from

$6.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Pro-King – Pro-King Differential Pinion Shim Kit, 742G200A (Part No.742G200A)

Pro-King Differential Pinion Shim Kit, 742G200A

from

$18.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Yukon Gear – "Yukon Gear Pinion Install Kit for Ford 7.5"" Differential, 13039" (Part No.13039)

"Yukon Gear Pinion Install Kit for Ford 7.5"" Differential, 13039"

from

$184.99
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 Dura Grip Positraction For Ford 8.8"" With 28 Spline Axles, 26005" (Part No.26005)

"Yukon Gear Dura Grip Positraction For Ford 8.8"" With 28 Spline Axles, 26005"

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.
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Powertrax – Powertrax Differential Lock Assembly, 1830-LR (Part No.1830-LR)

Powertrax Differential Lock Assembly, 1830-LR

from

$444.99
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 Bearing Race Driver for Popular Ford, Gm, Amc, Chrysler, and Dana Diffs, 56020 (Part No.56020)

Yukon Gear Bearing Race Driver for Popular Ford, Gm, Amc, Chrysler, and Dana Diffs, 56020

from

$215.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.
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Yukon Gear – "Yukon Gear 8.8"" Ford 3/4"" Notched cross pin shaft (0.750"", ’85 and older)., 33432" (Part No.33432)

"Yukon Gear 8.8"" Ford 3/4"" Notched cross pin shaft (0.750"", '85 and older)., 33432"

from

$78.99
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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Pro-King – Pro-King Differential Internal Nest Kit, 762B717 (Part No.762B717)

Pro-King Differential Internal Nest Kit, 762B717

from

$239.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Yukon Gear – Yukon Gear Crush Sleeve, 33085 (Part No.33085)

Yukon Gear Crush Sleeve, 33085

from

$9.99
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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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 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 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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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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Pro-King – Pro-King Differential Ring Gear Bolt, 761A935 (Part No.761A935)

Pro-King Differential Ring Gear Bolt, 761A935

from

$1.29
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Most Popular Differential Pinion Seal for 1981 Lincoln Mark VIs

Enhance your 1981 Lincoln Mark VI with this popular Differential Pinion Seal we have in stock, 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.
See More

Best-Selling 1981 Lincoln Mark VI Rear Housing Cover Gasket

Upgrade your Mark VI with our best-selling Rear Housing Cover Gasket with a 4.5 Starts rating across 121 reviews.

Felpro – Felpro Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket, RDS 55341 (Part No.RDS 55341)

Felpro Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket, RDS 55341

from

$16.99
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.
See More

Top-Quality Differential Oil for 1981 Lincoln Mark VIs

Choose a high-quality OEM or aftermarket Differential Oil for Lincoln Mark VIs and enjoy top-notch performance from $44.99.

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 Picks for 1981 Lincoln Mark VI Differential Covers

Invest in one of our 5 durable Differential Covers for your 1981 Lincoln, 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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Top-Rated Differential Bearings for 1981 Lincoln Mark VIs

Make a smart move for your 1981 Lincoln Mark VI with products all priced from $7.99 to $18.29.

National – National Multi-Purpose Bearing, A-18 (Part No.A-18)

National Multi-Purpose Bearing, A-18

from

$18.29
Manufactured with premium-grade steel, National taper bearing sets feature crowned raceways and rollers to ensure even load distribution.
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Driveworks – Driveworks Tapered Roller Bearing, S-LM-603012 (Part No.S-LM-603012)

Driveworks Tapered Roller Bearing, S-LM-603012

from

$7.99
Driveworks Tapered Roller Bearing, S-LM-603012.
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National – National Bearing, JL69349 (Part No.JL69349)

National Bearing, JL69349

from

$16.79
Manufactured with premium-grade steel, National® taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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Top-Rated Differential Brands For Your 1981 Lincoln Mark VI

When it comes to finding the perfect Differential for your 1981 Lincoln Mark VI, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 13 trusted brands. We carry the most popular Differential brands including Powertrax, National, 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 $18.29. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1981 Lincoln Mark VI, providing peace of mind with parts that meet or exceed OEM standards.

Popular Powertrax 1981 Lincoln Mark VI Differentials

If you’re looking for a top-quality Differential for your 1981 Lincoln Mark VI, 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 Lincoln Mark VI 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 National 1981 Lincoln Mark VI Differentials

For those in search of a high-quality Differential for their 1981 Lincoln Mark VI, Advance Auto Parts offers a great selection of National Differentials. With 2 National 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 $18.29, with an average price of $95.14, giving you a range of options to suit your budget. Backed by over 40 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
National Axle Differential Bearing & Seal Kit, RA-311
from $171.99
(4)
National Axle Differential Bearing & Seal Kit, RA-311
“Complete kit with for my rebuild. I was lucky to get awesome service from the salesman. Parts were very reasonable price-wise.”
National Multi-Purpose Bearing, A-18
from $18.29
(36)
National Multi-Purpose Bearing, A-18
“High quality.”

FAQs for 1981 Lincoln Mark VI Differentials

What are the best-selling Differentials for 1981 Lincoln Mark VIs?

Out of 154 Differentials that fit 1981 Lincoln Mark VIs, the following parts are the top sellers:

What’s the price range for 1981 Lincoln Mark VI Differentials?

The prices of Differentials for the 1981 Lincoln Mark VI 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 Lincoln Mark VI?

The average price for Differentials for the 1981 Lincoln Mark VI is $224.28. 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 Lincoln Mark VI model years?

Yes, we carry Differentials for 2 model years of Lincoln Mark VIs between 1980 and 1983. The following model years are the most popular for Differential purchases: 1983, 1982, and 1980.

What are the cheapest Differentials for my 1981 Lincoln Mark VI?

The cheapest 1981 Lincoln Mark VI Differentials we carry are:

What are the top-rated Differentials that fit the 1981 Lincoln Mark VI?

The one 1981 Lincoln Mark VI 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 Lincoln Mark VI?

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

Can I get help with 1981 Lincoln Mark VI Differential orders?

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

What is your return policy for Lincoln Mark VI Differentials?

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