1977 Oldsmobile Custom Cruiser Differentials

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Keep Your 1977 Oldsmobile Custom Cruiser in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1977 Oldsmobile Custom Cruiser looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Rear Differential Cover Gaskets, Differential Covers, and Differential Bearings. 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, Driveworks, and National. For example, Motive Gear Differentials start at just $3.99 with an average 4.1 star rating. Driveworks and National offer similar pricing and quality, backed by strong customer feedback. With over 1,074 reviews and a solid 4.3 star average, you can shop with confidence knowing other Oldsmobile Custom Cruiser owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1977 Oldsmobile Custom Cruiser Differential at Advance Auto Parts is around $161.07, with a range that starts at $2.79 and goes up to $551.99. With 94 options in stock from 11 trusted brands, finding the right fit is easy. Popular picks like Driveworks Taper Bearing Set, S-A-5, Driveworks Taper Bearing Set, S-A-6, and Dorman – Help Differential Shaft Lock Bolt, 81048 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 1977 Oldsmobile Custom Cruiser in peak condition, inside and out.

Essential 1977 Oldsmobile Custom Cruiser Differentials

Mr. Gasket – Mr. Gasket Differential Cover Gasket, 84B (Part No.84B)

Mr. Gasket Differential Cover Gasket, 84B

from

$22.19
Mr. Gasket Axle Housing/Differential Cover or Rear End Gaskets are manufactured from a .047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability. They are precision die-cut for an excellent fit. Fits 1964-1970 Chevrolet 8.2 inch 10 bolt & 1970-1981 GM 8.5 inch ring gear.
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Motive Gear – Motive Gear Differential Gear Install Kit, GM8.5IK (Part No.GM8.5IK)

Motive Gear Differential Gear Install Kit, GM8.5IK

from

$65.99
Motive Gear Differential Gear Install Kit, GM8.5IK.
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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.
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Motive Gear – Motive Gear Differential Internal Carrier Gear Kit, GM10BI-30 (Part No.GM10BI-30)

Motive Gear Differential Internal Carrier Gear Kit, GM10BI-30

from

$123.99
Motive Gear Differential Internal Carrier Gear Kit, GM10BI-30.
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Richmond Gear – Richmond Gear Differential Mini Spool, 78-1028-1 (Part No.78-1028-1)

Richmond Gear Differential Mini Spool, 78-1028-1

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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Motive Gear – Motive Gear Differential Carrier, GM8.6L (Part No.GM8.6L)

Motive Gear Differential Carrier, GM8.6L

from

$221.99
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 o
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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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Richmond Gear – Richmond Gear Differential Spool, 81-1033-1 (Part No.81-1033-1)

Richmond Gear Differential Spool, 81-1033-1

from

$267.99
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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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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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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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.
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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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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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Driveworks – Driveworks Taper Bearing Set, S-A-5 (Part No.S-A-5)

Driveworks Taper Bearing Set, S-A-5

from

$11.99
Value-priced bearing meets all cataloged application requirements.
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Dorman – Dorman Ring and Pinion Bearing Installation Kit, 697-100 (Part No.697-100)

Dorman Ring and Pinion Bearing Installation Kit, 697-100

from

$217.99
This differential bearing kit includes all necessary installation components for a differential ring and pinion on certain vehicle years, makes and models.
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Pro-King – Pro-King Differential Ring Gear Bolt, 742J935 (Part No.742J935)

Pro-King Differential Ring Gear Bolt, 742J935

from

$0.91
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Driveworks – Driveworks Tapered Roller Bearing, S-M-802048 (Part No.S-M-802048)

Driveworks Tapered Roller Bearing, S-M-802048

from

$17.99
Driveworks Tapered Roller Bearing, S-M-802048.
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Richmond Gear – Richmond Gear Differential Pinion Shaft, CSPGM75 (Part No.CSPGM75)

Richmond Gear Differential Pinion Shaft, CSPGM75

from

$26.49
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.
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Richmond Gear – Richmond Gear RngPnn, 69-0169-1 (Part No.69-0169-1)

Richmond Gear RngPnn, 69-0169-1

from

$351.99
Richmond Gear RngPnn, 69-0169-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Powertrax – Powertrax Differential Lock Assembly, 1930-LR (Part No.1930-LR)

Powertrax Differential Lock Assembly, 1930-LR

from

$445.99
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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Motive Gear – Motive Gear Differential Mini Spool, MS7.5-26 (Part No.MS7.5-26)

Motive Gear Differential Mini Spool, MS7.5-26

from

$98.99
Motive Gear Mini-Spools replace your stock spider and side gears with a solid billet mini-spool for 100% traction to both wheels. Not recommended for street applications.
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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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Powertrax – Powertrax Differential Lock Assembly, 9207883005 (Part No.9207883005)

Powertrax Differential Lock Assembly, 9207883005

from

$551.99
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.
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.
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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.
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Driveworks – Driveworks Oil Seal, S-8460N (Part No.S-8460N)

Driveworks Oil Seal, S-8460N

from

$8.99
Value-priced seal meets all cataloged application requirements.
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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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Most Popular Rear Differential Cover Gaskets for 1977 Oldsmobile Custom Cruisers

Enhance your 1977 Oldsmobile Custom Cruiser with one of the 2 Rear Differential Cover Gaskets we have in stock, starting at just $11.99.

Mr. Gasket – Mr. Gasket Differential Cover Gasket, 84B (Part No.84B)

Mr. Gasket Differential Cover Gasket, 84B

from

$22.19
Mr. Gasket Axle Housing/Differential Cover or Rear End Gaskets are manufactured from a .047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability. They are precision die-cut for an excellent fit. Fits 1964-1970 Chevrolet 8.2 inch 10 bolt & 1970-1981 GM 8.5 inch ring gear.
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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.
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Best-Selling 1977 Oldsmobile Custom Cruiser Differential Cover

Upgrade your Custom Cruiser with our best-selling Differential Cover.

Pro-King – Pro-King Differential Carrier Cover, 741A758 (Part No.741A758)

Pro-King Differential Carrier Cover, 741A758

from

$29.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Top-Quality Differential Bearings for 1977 Oldsmobile Custom Cruisers

Choose a high-quality OEM or aftermarket Differential Bearing for Oldsmobile Custom Cruisers and enjoy top-notch performance from $7.99.

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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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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Our Top Pick for a 1977 Oldsmobile Custom Cruiser Differential Oil

Invest in a durable Differential Oil for your 1977 Oldsmobile, knowing you’re getting trusted brands and expert craftsmanship.

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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Our Top-Rated Differential Carrier Bearing Set for 1977 Oldsmobile Custom Cruisers

Make a smart move for your 1977 Oldsmobile Custom Cruiser with our Differential Carrier Bearing Set for $11.99.

Driveworks – Driveworks Taper Bearing Set, S-A-5 (Part No.S-A-5)

Driveworks Taper Bearing Set, S-A-5

from

$11.99
Value-priced bearing meets all cataloged application requirements.
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Top-Rated Differential Brands For Your 1977 Oldsmobile Custom Cruiser

When it comes to finding the perfect Differential for your 1977 Oldsmobile Custom Cruiser, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 11 trusted brands. We carry the most popular Differential brands including National, Driveworks, 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 1977 Oldsmobile Custom Cruiser, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1977 Oldsmobile Custom Cruiser Differentials

If you’re looking for a top-quality Differential for your 1977 Oldsmobile Custom Cruiser, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 1 National Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $11.99, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1977 Oldsmobile Custom Cruiser 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.
National Bearing Race, LM501314
from $11.99
(2)
National Bearing Race, LM501314
“good quality & price”

Top-Quality Driveworks 1977 Oldsmobile Custom Cruiser Differentials

For those in search of a high-quality Differential for their 1977 Oldsmobile Custom Cruiser, Advance Auto Parts offers a great selection of Driveworks Differentials. With 3 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 $8.99, with an average price of $10.59, giving you a range of options to suit your budget. Backed by over 72 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 Oil Seal, S-8460N
from $8.99
(1)
Driveworks Oil Seal, S-8460N
“Great fitment”
Driveworks Taper Bearing Set, S-A-5
from $11.99
(70)
Driveworks Taper Bearing Set, S-A-5
“Great”
Driveworks Oil Seal, S-2043
from $10.79
(1)
Driveworks Oil Seal, S-2043
“Didn’t fit my 1992 K1500 10 bolt 8.5″ ring gear rear end. Was told wrong part.”

FAQs for 1977 Oldsmobile Custom Cruiser Differentials

What are the best-selling Differentials for 1977 Oldsmobile Custom Cruisers?

Out of 94 Differentials that fit 1977 Oldsmobile Custom Cruisers, the following parts are the top sellers:

What’s the price range for 1977 Oldsmobile Custom Cruiser Differentials?

The prices of Differentials for the 1977 Oldsmobile Custom Cruiser range from $2.79 up to $551.99 for the most premium parts.

What is the average price of a Differential for a 1977 Oldsmobile Custom Cruiser?

The average price for Differentials for the 1977 Oldsmobile Custom Cruiser is $161.07. 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 Oldsmobile Custom Cruiser model years?

Yes, we carry Differentials for 20 model years of Oldsmobile Custom Cruisers between 1971 and 1992. The following model years are the most popular for Differential purchases: 1992, 1991, 1990, 1989, 1988, 1987, 1986, 1985, and 1984.

What are the cheapest Differentials for my 1977 Oldsmobile Custom Cruiser?

The cheapest 1977 Oldsmobile Custom Cruiser Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1977 Oldsmobile models?

Yes. We stock Differentials for 8 other popular 1977 Oldsmobile models. Some of the most popular are 1977 Cutlass Differentials, 1977 Cutlass Supreme Differentials, 1977 98 Differentials, 1977 Delta 88 Differentials, and 1977 Toronado Differentials.

What are the top-rated Differentials that fit the 1977 Oldsmobile Custom Cruiser?

The one 1977 Oldsmobile Custom Cruiser Differential we have in stock is the Motive Gear Differential Crush Sleeve, 9785792. It costs $2.79.

What types of Differentials do you sell for my 1977 Oldsmobile Custom Cruiser?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1977 Oldsmobile Custom Cruiser:

Can I get help with 1977 Oldsmobile Custom Cruiser Differential orders?

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

What is your return policy for Oldsmobile Custom Cruiser Differentials?

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