1988 Buick LeSabre Differentials

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Keep Your 1988 Buick LeSabre in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1988 Buick LeSabre looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Oil, Differential Pinion Seals, and Rear Differential Cover Gaskets. 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, Dorman, and National. For example, Motive Gear Differentials start at just $3.99 with an average 4.1 star rating. Dorman and National offer similar pricing and quality, backed by strong customer feedback. With over 781 reviews and a solid 4.3 star average, you can shop with confidence knowing other Buick LeSabre owners approve.

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 1988 Buick LeSabre in peak condition, inside and out.

Essential 1988 Buick LeSabre Differentials

Motive Gear – Motive Gear Differential Pinion Nut, 1260823 (Part No.1260823)

Motive Gear Differential Pinion Nut, 1260823

from

$10.99
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.
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Powertrax – Powertrax Differential Lock Assembly, 9207853005 (Part No.9207853005)

Powertrax Differential Lock Assembly, 9207853005

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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Felpro – Felpro Axle Housing Cover Gasket Irregular Shaped 12 Bolt Hole Gasket, RDS 55009 (Part No.RDS 55009)

Felpro Axle Housing Cover Gasket Irregular Shaped 12 Bolt Hole Gasket, RDS 55009

from

$9.29
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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Driveworks – Driveworks Wheel Bearing Kit, S-RA-321 (Part No.S-RA-321)

Driveworks Wheel Bearing Kit, S-RA-321

from

$141.99
Driveworks Wheel Bearing Kit, S-RA-321.
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ARP Auto Racing – "ARP Auto Racing For Use With General Motors, 0.800""Head L, 3/8"" – 24 Thread Size, Chrome Moly, 230-3001" (Part No.230-3001)

"ARP Auto Racing For Use With General Motors, 0.800""Head L, 3/8"" - 24 Thread Size, Chrome Moly, 230-3001"

from

$47.99
The tremendous shock loads generated at launch by most any drag racing vehicle equipped with todays sticky tire compounds or the acceleration and deceleration of oval track cars put considerable strain on the ring gear. For this reason, the fastener experts at ARP have developed the Pro Series ring gear bolts. They are forged from premium grade 8740 chrome moly steel and are heat treated to a nominal rating of 200,000 PSI tensile strength. Specially hardened, precision ground washers are included where required. Available to fit most any ring gear setup ranging from popular 9 Inch Ford GM 10 and 12 bolt rear ends to the beefy strange differentials found in top fuel and funny car applications.
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Richmond Gear – Richmond Gear Differential Spool, 81-1030-1 (Part No.81-1030-1)

Richmond Gear Differential Spool, 81-1030-1

from

$259.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!
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Driveworks – Driveworks Oil Seal, S-8610 (Part No.S-8610)

Driveworks Oil Seal, S-8610

from

$11.99
Value-priced seal meets all cataloged application requirements.
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Dorman – Dorman Differential Yoke including Seal and Pinion Nut, 697-500 (Part No.697-500)

Dorman Differential Yoke including Seal and Pinion Nut, 697-500

from

$155.99
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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Driveworks – Driveworks Taper Bearing Set, S-A-6 (Part No.S-A-6)

Driveworks Taper Bearing Set, S-A-6

from

$11.99
Value-priced bearing meets all cataloged application requirements.
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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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Richmond Gear – Richmond Gear Differential Bearing Kit, 83-1016-1 (Part No.83-1016-1)

Richmond Gear Differential Bearing Kit, 83-1016-1

from

$182.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
See More

Powertrax – Powertrax Grip LS Traction System, LS231230 (Part No.LS231230)

Powertrax Grip LS Traction System, LS231230

from

$480.99
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

Richmond Gear – Richmond Gear Differential Mini Spool, 78-7526-1 (Part No.78-7526-1)

Richmond Gear Differential Mini Spool, 78-7526-1

from

$124.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
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National – National Tapered Roller Bearing Cone, HM89249 (Part No.HM89249)

National Tapered Roller Bearing Cone, HM89249

from

$32.49
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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Schaeffler – Schaeffler Shaft Seal, SS2421 (Part No.SS2421)

Schaeffler Shaft Seal, SS2421

from

$9.99
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

Motive Gear – Motive Gear Differential Crush Sleeve, 1234726 (Part No.1234726)

Motive Gear Differential Crush Sleeve, 1234726

from

$4.99
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 – Pro-King Differential Pinion Yoke Washer, 742A215 (Part No.742A215)

Pro-King Differential Pinion Yoke Washer, 742A215

from

$4.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

ATP – ATP Differential Cover Kit With Internal Magnet, 111102 (Part No.111102)

ATP Differential Cover Kit With Internal Magnet, 111102

from

$29.99
Differential covers can become damaged from road debris, corrosion, or bolt/drain plug over tightening. Their job is to act as a lid keeping lubricants in place for the ring and pinion gears, bearings, and bushings. Without lubricants, the differential quickly become damaged. ATP Differential Cover Kits include a replacement gasket and are designed to fit and function just like the original part ensuring long life and durability.
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Richmond Gear – Richmond Gear Differential Bearing Kit, 29-0013-1 (Part No.29-0013-1)

Richmond Gear Differential Bearing Kit, 29-0013-1

from

$58.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
See More

Richmond Gear – Richmond Gear Differential Pinion Shaft, 80-0272-1 (Part No.80-0272-1)

Richmond Gear Differential Pinion Shaft, 80-0272-1

from

$66.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
See More

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

Pro-King Differential Cross Shaft, 742G930

from

$2.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Richmond Gear – Richmond Gear Differential Gear Install Kit, 83-1019-B (Part No.83-1019-B)

Richmond Gear Differential Gear Install Kit, 83-1019-B

from

$39.49
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
See More

Motive Gear – Motive Gear Differential Pinion Shim Kit, 1100 (Part No.1100)

Motive Gear Differential Pinion Shim Kit, 1100

from

$6.99
High-quality Differential Component Shim
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Pro-King – Pro-King Differential Pinion Gear Washer, 742G216 (Part No.742G216)

Pro-King Differential Pinion Gear Washer, 742G216

from

$2.59
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Pro-King – Pro-King Differential Cover Plug, 742G484 (Part No.742G484)

Pro-King Differential Cover Plug, 742G484

from

$6.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Motive Gear – Motive Gear Differential Mini Spool, MS12C (Part No.MS12C)

Motive Gear Differential Mini Spool, MS12C

from

$108.99
Motive Gear Differential Mini Spool, MS12C.
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Pro-King – Pro-King Differential Cross Shaft, 742G673 (Part No.742G673)

Pro-King Differential Cross Shaft, 742G673

from

$28.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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National – National Shaft Repair Sleeve, 99139 (Part No.99139)

National Shaft Repair Sleeve, 99139

from

$41.49
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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Most Popular Differential Oil for 1988 Buick LeSabres

Enhance your 1988 Buick LeSabre with one of the 3 Differential Oil we have in stock, starting at just $35.99.

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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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.
See More

Best-Selling 1988 Buick LeSabre Differential Pinion Seals

Upgrade your LeSabre with one of our 4 best-selling Differential Pinion Seals, earning an average 5 stars rating across 2 reviews.

Driveworks – Driveworks Oil Seal, S-2043 (Part No.S-2043)

Driveworks Oil Seal, S-2043

from

$10.79
Value-priced seal meets all cataloged application requirements.
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Motive Gear – Motive Gear Differential Pinion Seal, 2043 (Part No.2043)

Motive Gear Differential Pinion Seal, 2043

from

$3.99
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

Schaeffler – Schaeffler Shaft Seal, SS2588 (Part No.SS2588)

Schaeffler Shaft Seal, SS2588

from

$19.99
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

Schaeffler – Schaeffler Shaft Seal, SS2983 (Part No.SS2983)

Schaeffler Shaft Seal, SS2983

from

$9.99
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

Top-Quality Rear Differential Cover Gaskets for 1988 Buick LeSabres

Choose a high-quality OEM or aftermarket Rear Differential Cover Gasket for Buick LeSabres and enjoy top-notch performance from $11.99.

Felpro – Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55028-1 (Part No.RDS 55028-1)

Felpro Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, RDS 55028-1

from

$11.99
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

Pro-King – Pro-King Differential Cover Gasket, 742G303A (Part No.742G303A)

Pro-King Differential Cover Gasket, 742G303A

from

$32.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Top Picks for 1988 Buick LeSabre Differential Covers

Invest in one of our 2 durable Differential Covers for your 1988 Buick, knowing you’re getting trusted brands and expert craftsmanship.

Dorman – Dorman Differential Cover, 697-700 (Part No.697-700)

Dorman Differential Cover, 697-700

from

$37.99
This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.
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ATP – ATP Differential Cover Kit With Internal Magnet, 111101 (Part No.111101)

ATP Differential Cover Kit With Internal Magnet, 111101

from

$35.99
Differential covers can become damaged from road debris, corrosion, or bolt/drain plug over tightening. Their job is to act as a lid keeping lubricants in place for the ring and pinion gears, bearings, and bushings. Without lubricants, the differential quickly become damaged. ATP Differential Cover Kits include a replacement gasket and are designed to fit and function just like the original part ensuring long life and durability.
See More

Our Differential Bearings for 1988 Buick LeSabres

Make a smart move for your 1988 Buick LeSabre with our Differential Bearing for $141.99.

Driveworks – Driveworks Wheel Bearing Kit, S-RA-321 (Part No.S-RA-321)

Driveworks Wheel Bearing Kit, S-RA-321

from

$141.99
Driveworks Wheel Bearing Kit, S-RA-321.
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Top-Rated Differential Brands For Your 1988 Buick LeSabre

When it comes to finding the perfect Differential for your 1988 Buick LeSabre, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 12 trusted brands. We carry the most popular Differential brands including National, Dorman, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $3.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1988 Buick LeSabre, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1988 Buick LeSabre Differentials

If you’re looking for a top-quality Differential for your 1988 Buick LeSabre, 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 $11.99 and an average cost of $26.74, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1988 Buick LeSabre come highly rated, with over 3 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.
National Shaft Repair Sleeve, 99139
from $41.49
(1)
National Shaft Repair Sleeve, 99139
“used these speedy sleeves on the front axle of my Kubota with the wheel seals,saved me from spending 15 times more on the axle’s, Thank’s”
National Bearing Race, LM501314
from $11.99
(2)
National Bearing Race, LM501314
“good quality & price”

Top-Quality Dorman 1988 Buick LeSabre Differentials

For those in search of a high-quality Differential for their 1988 Buick LeSabre, Advance Auto Parts offers a great selection of Dorman Differentials. With 3 Dorman 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 $6.79, with an average price of $66.92, giving you a range of options to suit your budget. Backed by over 35 customer ratings and an average rating of 4.2 stars, Dorman Differentials provide both reliability and excellent performance. Choosing a Dorman Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Dorman Differential Yoke including Seal and Pinion Nut, 697-500
from $155.99
(10)
Dorman Differential Yoke including Seal and Pinion Nut, 697-500
“Will this fot 2001 jeep grand cherokee 4.0 limited with dana 35 read end”
Dorman Differential Cover, 697-700
from $37.99
(14)
Dorman Differential Cover, 697-700
“Heavy steel with the original magnet. Fits like original.. Not a cheap stamping by any means”

FAQs for 1988 Buick LeSabre Differentials

What are the best-selling Differentials for 1988 Buick LeSabres?

Out of 70 Differentials that fit 1988 Buick LeSabres, the following parts are the top sellers:

What’s the price range for 1988 Buick LeSabre Differentials?

The prices of Differentials for the 1988 Buick LeSabre range from $2.59 up to $544.99 for the most premium parts.

What is the average price of a Differential for a 1988 Buick LeSabre?

The average price for Differentials for the 1988 Buick LeSabre is $99.43. 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 Buick LeSabre model years?

Yes, we carry Differentials for 45 model years of Buick LeSabres between 1959 and 2005. The following model years are the most popular for Differential purchases: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Differentials for my 1988 Buick LeSabre?

The cheapest 1988 Buick LeSabre Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1988 Buick models?

Yes. We stock Differentials for 6 other popular 1988 Buick models. Some of the most popular are 1988 Regal Differentials, 1988 Century Differentials, 1988 Skylark Differentials, 1988 Riviera Differentials, and 1988 Electra Differentials.

What are the top-rated Differentials that fit the 1988 Buick LeSabre?

The one 1988 Buick LeSabre Differential we have in stock is the Pro-King Differential Pinion Gear Washer, 742G216. It costs $2.59.

What types of Differentials do you sell for my 1988 Buick LeSabre?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1988 Buick LeSabre:

Can I get help with 1988 Buick LeSabre Differential orders?

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

What is your return policy for Buick LeSabre Differentials?

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