1985 Chevrolet P20 Differentials

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Keep Your 1985 Chevrolet P20 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1985 Chevrolet P20 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Covers, Differential Oil, 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 Dorman, Felpro, and National. For example, Dorman Differentials start at just $46.99 with an average 4.2 star rating. Felpro and National offer similar pricing and quality, backed by strong customer feedback. With over 213 reviews and a solid 3.9 star average, you can shop with confidence knowing other Chevrolet P20 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1985 Chevrolet P20 Differential at Advance Auto Parts is around $109.08, with a range that starts at $2.59 and goes up to $1,008.00. With 47 options in stock from 12 trusted brands, finding the right fit is easy. Popular picks like Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002, National Bearing Race, 382A, and Driveworks Cylindrical Bearing, S-R1561TV start at just $13.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like Drive Shafts and Axles and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1985 Chevrolet P20 in peak condition, inside and out.

Essential 1985 Chevrolet P20 Differentials

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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Richmond Gear – Richmond Gear Differential Ring And Pinion, 69-0204-1 (Part No.69-0204-1)

Richmond Gear Differential Ring And Pinion, 69-0204-1

from

$344.99
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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Victor Reinz – Victor Reinz Axle Housing Cover Gasket, 71-14834-00 (Part No.71-14834-00)

Victor Reinz Axle Housing Cover Gasket, 71-14834-00

from

$7.99
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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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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LuK – LuK Repair Kit, Differential, GDK325A (Part No.GDK325A)

LuK Repair Kit, Differential, GDK325A

from

$392.99
Each LuK Differential Bearing Kit contains all the OE quality bearings needed for a professional transmission repair. Differential bearing kits are the perfect repair solution for a broken transmission. We carefully select OE quality components for each individual transmission for a professional repair.
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Schaeffler – Schaeffler Shaft Seal, SS3147 (Part No.SS3147)

Schaeffler Shaft Seal, SS3147

from

$22.99
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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National – National Multi-Purpose Bearing, A-42 (Part No.A-42)

National Multi-Purpose Bearing, A-42

from

$45.49
Manufactured with premium-grade steel, National taper bearing sets feature crowned raceways and rollers to ensure even load distribution.
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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 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.
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ATP – ATP Differential Cover Kit With Internal Magnet, 111104 (Part No.111104)

ATP Differential Cover Kit With Internal Magnet, 111104

from

$40.99
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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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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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.
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Pro-King – Pro-King Differential Case (Empty), 744A714 (Part No.744A714)

Pro-King Differential Case (Empty), 744A714

from

$345.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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National – National Tapered Roller Bearing Cone, HM803149 (Part No.HM803149)

National Tapered Roller Bearing Cone, HM803149

from

$37.49
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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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.
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Pro-King – Pro-King Differential Pinion Nut, 744A961 (Part No.744A961)

Pro-King Differential Pinion Nut, 744A961

from

$10.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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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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Driveworks – Driveworks Cylindrical Bearing, S-R1561TV (Part No.S-R1561TV)

Driveworks Cylindrical Bearing, S-R1561TV

from

$32.49
Value-priced bearing meets all cataloged application requirements.
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National – National Multi-Purpose Bearing, R-1581-TV (Part No.R-1581-TV)

National Multi-Purpose Bearing, R-1581-TV

from

$36.49
Manufactured with premium-grade steel, National® cylindrical outer races are designed and engineered to meet OE specifications.
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Motive Gear – Motive Gear Differential Carrier Shim Kit, 1101 (Part No.1101)

Motive Gear Differential Carrier Shim Kit, 1101

from

$8.99
High-quality Differential Carrier Shim Kit
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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.
See More

Motive Gear – Motive Gear Axle Shaft Kit, MG1775 (Part No.MG1775)

Motive Gear Axle Shaft Kit, MG1775

from

$146.99
The Motive Gear replacement axle shaft offers an OE-quality axle shaft at a fraction of the OE cost. Manufactured from 1541H material on high-tolerance CNC equipment, this axle shaft is designed to provide a perfect fit every time.
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Richmond Gear – Richmond Gear Differential Pinion Shaft, 80-0269-1 (Part No.80-0269-1)

Richmond Gear Differential Pinion Shaft, 80-0269-1

from

$64.99
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

National – National Bearing Race, 382A (Part No.382A)

National Bearing Race, 382A

from

$13.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
See More

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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Pro-King – Pro-King Differential Crush Sleeve, 742J034 (Part No.742J034)

Pro-King Differential Crush Sleeve, 742J034

from

$9.19
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Pro-King – Pro-King Differential Crush Sleeve, 742G034 (Part No.742G034)

Pro-King Differential Crush Sleeve, 742G034

from

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

Motive Gear – Motive Gear Differential Crush Sleeve, 3954482 (Part No.3954482)

Motive Gear Differential Crush Sleeve, 3954482

from

$5.99
Motive Gear Differential Crush Sleeve, 3954482.
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Most Popular Differential Covers for 1985 Chevrolet P20s

Enhance your 1985 Chevrolet P20 with one of the 3 Differential Covers we have in stock, starting at just $40.99.

Dorman – Dorman Differential Cover, 697-711 (Part No.697-711)

Dorman Differential Cover, 697-711

from

$63.99
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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Dorman – Dorman Differential Cover, 697-703 (Part No.697-703)

Dorman Differential Cover, 697-703

from

$46.99
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, 111104 (Part No.111104)

ATP Differential Cover Kit With Internal Magnet, 111104

from

$40.99
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

Best-Selling 1985 Chevrolet P20 Differential Oil

Upgrade your P20 with one of our 3 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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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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Top-Quality Rear Differential Cover Gaskets for 1985 Chevrolet P20s

Choose a high-quality OEM or aftermarket Rear Differential Cover Gasket for Chevrolet P20s and enjoy top-notch performance from $8.99.

Felpro – Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55387 (Part No.RDS 55387)

Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55387

from

$8.99
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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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 1985 Chevrolet P20 Differential Bearings

Invest in one of our 6 durable Differential Bearings for your 1985 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

National – National Bearing Race, 382A (Part No.382A)

National Bearing Race, 382A

from

$13.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
See More

Driveworks – Driveworks Clutch Release Bearing, S-614174 (Part No.S-614174)

Driveworks Clutch Release Bearing, S-614174

from

$33.99
Driveworks Clutch Release Bearing, S-614174.
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Driveworks – Driveworks Tapered Roller Bearing, S-HM-803110 (Part No.S-HM-803110)

Driveworks Tapered Roller Bearing, S-HM-803110

from

$13.49
Driveworks Tapered Roller Bearing, S-HM-803110.
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Driveworks – Driveworks Tapered Roller Bearing, S-HM-804846 (Part No.S-HM-804846)

Driveworks Tapered Roller Bearing, S-HM-804846

from

$41.99
Driveworks Tapered Roller Bearing, S-HM-804846.
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Driveworks – Driveworks Tapered Roller Bearing, S-HM-903249 (Part No.S-HM-903249)

Driveworks Tapered Roller Bearing, S-HM-903249

from

$27.99
Driveworks Tapered Roller Bearing, S-HM-903249.
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Schaeffler – Schaeffler Bearing – TRB (Tapered Roller Bearing), KT45 (Part No.KT45)

Schaeffler Bearing - TRB (Tapered Roller Bearing), KT45

from

$21.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.
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Top-Rated Rear Housing Cover Gaskets for 1985 Chevrolet P20s

Make a smart move for your 1985 Chevrolet P20 with products all priced from $7.99 to $8.29.

Felpro – Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55063 (Part No.RDS 55063)

Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55063

from

$8.29
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.
See More

Victor Reinz – Victor Reinz Axle Housing Cover Gasket, 71-14834-00 (Part No.71-14834-00)

Victor Reinz Axle Housing Cover Gasket, 71-14834-00

from

$7.99
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.
See More

Top-Rated Differential Brands For Your 1985 Chevrolet P20

When it comes to finding the perfect Differential for your 1985 Chevrolet P20, 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 Felpro, National, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $8.29. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1985 Chevrolet P20, providing peace of mind with parts that meet or exceed OEM standards.

Popular Felpro 1985 Chevrolet P20 Differentials

If you’re looking for a top-quality Differential for your 1985 Chevrolet P20, Advance Auto Parts has exactly what you need with our selection of Felpro Differentials. We have 2 Felpro Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.29 and an average cost of $8.64, you’ll find the perfect Differential for your needs and budget. Felpro Differentials for the 1985 Chevrolet P20 come highly rated, with over 33 customer reviews and an impressive average rating of 4.6 stars. Choosing a Felpro Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

Top-Quality National 1985 Chevrolet P20 Differentials

For those in search of a high-quality Differential for their 1985 Chevrolet P20, Advance Auto Parts offers a great selection of National Differentials. With 1 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 $13.99, giving you a range of options to suit your budget. Backed by over 6 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 Bearing Race, 382A
from $13.99
(6)
National Bearing Race, 382A
“Fit perfectly. No difficulty replacing my old ones.”

FAQs for 1985 Chevrolet P20 Differentials

What are the best-selling Differentials for 1985 Chevrolet P20s?

Out of 47 Differentials that fit 1985 Chevrolet P20s, the following parts are the top sellers:

What’s the price range for 1985 Chevrolet P20 Differentials?

The prices of Differentials for the 1985 Chevrolet P20 range from $2.59 up to $1,008.00 for the most premium parts.

What is the average price of a Differential for a 1985 Chevrolet P20?

The average price for Differentials for the 1985 Chevrolet P20 is $109.08. 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 Chevrolet P20 model years?

Yes, we carry Differentials for 13 model years of Chevrolet P20s between 1975 and 1989. The following model years are the most popular for Differential purchases: 1989, 1988, 1987, 1986, 1984, 1983, 1982, 1981, and 1980.

What are the cheapest Differentials for my 1985 Chevrolet P20?

The cheapest 1985 Chevrolet P20 Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1985 Chevrolet models?

Yes. We stock Differentials for 31 other popular 1985 Chevrolet models. Some of the most popular are 1985 Impala Differentials, 1985 Camaro Differentials, 1985 Monte Carlo Differentials, 1985 Corvette Differentials, and 1985 Caprice Differentials.

What types of Differentials do you sell for my 1985 Chevrolet P20?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1985 Chevrolet P20:

Can I get help with 1985 Chevrolet P20 Differential orders?

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

What is your return policy for Chevrolet P20 Differentials?

Advance Auto Parts keeps returns simple. For new Chevrolet P20 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.