1990 Chevrolet S10 Differentials

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1990 Chevrolet S10 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1990 Chevrolet S10 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Rear Differential Cover Gaskets, Rear Housing Cover Gaskets, 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 National, Motive Gear, and Dorman. For example, National Differentials start at just $11.99 with an average 4.3 star rating. Motive Gear and Dorman offer similar pricing and quality, backed by strong customer feedback. With over 1,964 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet S10 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1990 Chevrolet S10 Differential at Advance Auto Parts is around $328.99, with a range that starts at $2.49 and goes up to $2,219.99. With 205 options in stock from 16 trusted brands, finding the right fit is easy. Popular picks like Synchromesh Manual Transmission Fluid, Enhances Synchronizer Performance, Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, and Multi-Purpose Bearing start at just $8.99 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 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1990 Chevrolet S10 in peak condition, inside and out.

Find Your Specific 1990 Chevrolet S10 Differentials

Looking for the perfect Differential for your 1990 Chevrolet S10? You’re in the right place. Below, you’ll find links to various types of Differentials that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Differentials, ensuring durability and a precise fit for your Chevrolet S10. Whether you’re driving a 1990 model or another popular model year like 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, and 2003, we’ve got you covered. Purchasing Differentials from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Differentials that fit your vehicle.

Essential 1990 Chevrolet S10 Differentials

Motive Gear – Differential Carrier Gear Kit (Part No.GM10BI-30)

Differential Carrier Gear Kit

from

$121.99


Product Features:
  • GM10 BOLT 8.5″ 30 SPL INTERNAL KIT 1988-1999 (OPEN)
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(1 reviews)
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Yukon Gear – 7.2" Shifter Seal (Part No.30280)

7.2" Shifter Seal

from

$28.99
7.2″ shifter seal.Yukon Mighty seal.

Product Features:
  • Shifter seal
  • Fits GM 7.2″ IFS
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Yukon Gear – Crush Sleeve Eliminator Kit For GM 7.5" & 8.2" (Part No.55047)

Crush Sleeve Eliminator Kit For GM 7.5" & 8.2"

from

$40.99
Product Features:
  • Crush sleeve eliminator kit for GM 7.5″, 7.625″ and 8.2″
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Yukon Gear – Differential Cover B (Part No.33569)

Differential Cover B

from

$5.99
Differential Cover B
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Yukon Gear – Posi Spring Kit For GM 7.5", With Preload Plates (Part No.33206)

Posi Spring Kit For GM 7.5", With Preload Plates

from

$153.99
Product Features:
  • Positraction spring kit
  • Fits GM 7.5″ and 7.625″ Dura Grip
  • Includes preload plates
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Yukon Gear – Positraction Clutch Guide (Part No.33352)

Positraction Clutch Guide

from

$8.99
Positraction clutch guide.

Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
  • Compatible with Dura Grip positractions only
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Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket

from

$10.99
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.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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(195 reviews)
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Yukon Gear – Bearing Install Kit For ’98 And Newer GM S10 And S15 IFS Differential (Part No.11060)

Bearing Install Kit For '98 And Newer GM S10 And S15 IFS Differential

from

$369.99
Yukon Bearing installation kits are perfect for shops & builders who have shims on the shelf and are looking to save cost over a Master Overhaul kit. This kit uses Timken bearings and races along with all high quality small parts. kit includes carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve (if applicable), oil baffles and slingers (if applicable), marking compound and brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your ring & pinion set.

Product Features:
  • Fits 1998 and up GM 7.2″ IFS
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve, marking compound and brush.
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Richmond Gear – Differential Gear Install Kit (Part No.83-1026-B)

Differential Gear Install Kit

from

$39.99
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!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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Yukon Gear – Bearing Race Driver (Part No.56022)

Bearing Race Driver

from

$188.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits M86610 race
  • All steel construction
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Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

Differential Shaft Lock Bolt

from

$6.79
This differential pinion shaft lock bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this differential pinion shaft lock bolt matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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(11 reviews)
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Pro-King – Differential Pinion Shim Kit (Part No.742G200A)

Differential Pinion Shim Kit

from

$18.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
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Driveworks – Oil Seal (Part No.S-2043)

Oil Seal

from

$10.79
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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(1 reviews)
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Yukon Gear – 8.2" & 8.5" Rear Cover Gasket (Part No.23020)

8.2" & 8.5" Rear Cover Gasket

from

$10.99
8.2″ & 8.5″ rear cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 8.2″, 8.5″ and 8.6″
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Powertrax – Grip LS Traction System (Part No.LS247528)

Grip LS Traction System

from

$499.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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Yukon Gear – 8.6" GM 12P 12T & F8.8 Carrier Installation Kit (Part No.57010)

8.6" GM 12P 12T & F8.8 Carrier Installation Kit

from

$121.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.6″, 12 bolt car and 12 bolt truck differential. This kit contains carrier bearings, races and shims.

Product Features:
  • Fits GM 12 bolt passenger car and truck and 8.6″
  • Includes carrier bearings and races and “super” carrier shim kit
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Energy Suspension – Differential Carrier Bracket Bushing Set (Part No.3.1105R)

Differential Carrier Bracket Bushing Set

from

$32.99
Product Features:
  • Made of Superior Hyper-Flex+ Material
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Yukon Gear – Pinion Nut (Part No.33152)

Pinion Nut

from

$9.99
Pinion nut for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.0″, 8.25″, 8.5″, 8.6″, 9.25″ IFS, 9.5″ & Oldsmobile Dropouts. 1 1/4″ socket, 7/8″ x 14 thread.

Product Features:
  • Pinion nut for GM 7.2″, 7.5″, 7.625″, 8.0″, 8.25″ IFS, 8.5″, 8.6″, 9.25″ IFS and 9.5″
  • 7/8″ x 14 thread
  • 1 1/4″ socket
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Yukon Gear – Cross Pin Shaft For 7.5", 7.625", And 8" GM (Part No.33404)

Cross Pin Shaft For 7.5", 7.625", And 8" GM

from

$57.99
Cross pin shaft for 7.5″, 7.625″, and 8″ GM.

Product Features:
  • Cross pin shaft for GM 7.5″, 7.625″ and 8.0″
  • Fits standard open differentials only
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Yukon Gear – Minor Install Kit For GM Early And Late 7.5" Differential (Part No.12050)

Minor Install Kit For GM Early And Late 7.5" Differential

from

$115.99
Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:
  • Fits GM 7.5″ and 7.625″
  • Included are a pinion seal, crush sleeve, complete shim kit, marking compound and brush.
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Yukon Gear – Standard Open Spider Gear Set For ’07 & Up GM 8.6" (Part No.16146)

Standard Open Spider Gear Set For '07 & Up GM 8.6"

from

$217.99
Standard open spider gear set for ’07 & up GM 8.6″. This spider gear set fits casting number 8064.

Product Features:
  • Spider gear kit
  • Fits 2007 and up GM 8.6″ open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Pro-King – Differential Internal Nest Kit (Part No.742G717C)

Differential Internal Nest Kit

from

$233.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
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Powertrax – Lock Right Locker (Part No.1921-LR)

Lock Right Locker

from

$368.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! 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!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
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    National – Multi-Purpose Bearing (Part No.A-18)

    Multi-Purpose Bearing

    from

    $17.99
    Product Features:
    • CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN: Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    (36 reviews)
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    National – Tapered Roller Bearing Cone (Part No.HM89249)

    Tapered Roller Bearing Cone

    from

    $31.99
    Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More
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    Yukon Gear – Pinion Install Kit For ’83-’97 GM 7.2" S10 And S15 Differential (Part No.13061)

    Pinion Install Kit For '83-'97 GM 7.2" S10 And S15 Differential

    from

    $194.99
    Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

    Product Features:
    • Fits 1983-1997 GM 7.2″ IFS
    • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
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    Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

    High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

    from

    $12.99
    Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

    Product Features:
    • Formulated for reliable gear protection
    • Protects against severe temperatures to help extend service life
    • Formulated with extreme-pressure additives to minimize gear wear from shock loads
    • Helps protect against gear wear from scuffing, scouring, corrosion and pitting
    • Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
    • PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials
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    (235 reviews)
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    Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

    Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

    from

    $148.99
    Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

    Product Features:
    • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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    Popular 1990 Chevrolet S10 Differentials Categories

    Differential Oil
    Differential Oil
    Rear Differential Cover Gaskets
    Rear Differential Cover Gaskets
    Differential Open Unit and Components
    Differential Open Unit and Components
    Differential Covers
    Differential Covers
    Differential Pinion Shaft Lock Bolts
    Differential Pinion Shaft Lock Bolts
    Differential Bearings
    Differential Bearings
    Differential Axle Shafts
    Differential Axle Shafts
    Differential Pinion Pilot Bearings
    Differential Pinion Pilot Bearings
    Differential Cover Bolts
    Differential Cover Bolts
    Differential Carriers
    Differential Carriers
    Differential Bearing Kits
    Differential Bearing Kits
    Front Differential Pinion Bearings
    Front Differential Pinion Bearings
    Differential Spider Gear Kits
    Differential Spider Gear Kits
    Differential Rebuild Kits
    Differential Rebuild Kits
    Differential Carrier Shim Kits
    Differential Carrier Shim Kits
    Differential Pinion Seals
    Differential Pinion Seals
    Differential Clutch Packs
    Differential Clutch Packs
    Differential Mini Spools
    Differential Mini Spools
    Differential Ring and Pinions
    Differential Ring and Pinions
    Differential End Yokes
    Differential End Yokes
    Differential Pinion Supports
    Differential Pinion Supports
    Differential Lock Assemblies
    Differential Lock Assemblies
    Differential Spools
    Differential Spools
    Differential Carrier Bearings
    Differential Carrier Bearings
    Differential Lock Springs
    Differential Lock Springs
    Differential Carrier Bushings
    Differential Carrier Bushings
    Rear Housing Cover Gaskets
    Rear Housing Cover Gaskets
    Differential Pinion Bearing Kits
    Differential Pinion Bearing Kits
    Complete Differentials
    Complete Differentials
    Differential Ring Gear Bolts
    Differential Ring Gear Bolts
    Bearing Race Drivers
    Bearing Race Drivers
    Differential Carrier Bearing Shims
    Differential Carrier Bearing Shims
    Differential Crush Sleeves
    Differential Crush Sleeves
    Differential Side Bearing Spacers
    Differential Side Bearing Spacers
    Differential Pinion Shims
    Differential Pinion Shims
    Differential Pinion Shaft Nuts
    Differential Pinion Shaft Nuts
    Differential Gear Install Kits
    Differential Gear Install Kits
    Differential Cross Pins
    Differential Cross Pins
    Differential Side Gear Thrust Washers
    Differential Side Gear Thrust Washers
    Differential Pinion Gear Thrust Washers
    Differential Pinion Gear Thrust Washers
    Differential Ring and Pinion Kits
    Differential Ring and Pinion Kits
    Differential Spider and Pinion Gear Kits
    Differential Spider and Pinion Gear Kits
    Differential Clutch Pack Clips
    Differential Clutch Pack Clips
    Differential Bearing Adjuster Nut Lock Bolts
    Differential Bearing Adjuster Nut Lock Bolts
    Differential Shifter Seals
    Differential Shifter Seals

    Most Popular Rear Differential Cover Gasket for 1990 Chevrolet S10s

    Enhance your 1990 Chevrolet S10 with this popular Rear Differential Cover Gasket we have in stock, for $11.99.
    show more show less

    Yukon Gear – 7.5 GM Cover Gasket (Part No.23018)

    7.5 GM Cover Gasket

    from

    $11.99
    7.5 GM cover gasket.

    Product Features:
    • Cover gasket
    • Fits GM 7.5″ and 7.625″
    See More
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    Best-Selling 1990 Chevrolet S10 Rear Housing Cover Gasket

    Upgrade your S10 with our best-selling Rear Housing Cover Gasket with a 5 Starts rating across 45 reviews.
    show more show less

    Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55072)

    Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

    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.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
    See More

    (45 reviews)
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    Top-Quality Differential Bearings for 1990 Chevrolet S10s

    Choose a high-quality OEM or aftermarket Differential Bearing for Chevrolet S10s and enjoy top-notch performance from $10.99.
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    National – Multi-Purpose Bearing (Part No.A-6)

    Multi-Purpose Bearing

    from

    $16.99
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • CONSISTENT PERFORMANCE — Matched cup and cone components ensure consistent performance
    • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN — Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    (25 reviews)
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    Driveworks – Taper Bearing Cone (Part No.S-LM-501349)

    Taper Bearing Cone

    from

    $10.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

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

    Multi-Purpose Bearing

    from

    $17.99
    Product Features:
    • CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN: Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    (36 reviews)
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    National – Multi-Purpose Bearing (Part No.206)

    Multi-Purpose Bearing

    from

    $24.99
    Product Features:
    • BUILT TO LAST: Advanced heat treatment process for strength
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
    • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More
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    Top Picks for 1990 Chevrolet S10 Differential Covers

    Invest in one of our 6 durable Differential Covers for your 1990 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.
    show more show less

    Dorman – Differential Cover (Part No.697-701)

    Differential Cover

    from

    $24.99
    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.

    Product Features:
    • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
    • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
    • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
    • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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    (38 reviews)
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    ATP – DIFF COVER KIT (Part No.111102)

    DIFF COVER KIT

    from

    $29.99
    DIFF COVER KIT
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    Yukon Gear – Aluminum Girdle Cover For GM 7.5" & 7.625" (Part No.32118)

    Aluminum Girdle Cover For GM 7.5" & 7.625"

    from

    $379.99
    Product Features:
    • Fits GM 7.5″ and 7.625″
    • Aluminum girdle cover
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    Yukon Gear – Chrome Cover For 7.5" GM (Part No.32014)

    Chrome Cover For 7.5" GM

    from

    $67.99
    Chrome cover for 7.5″ GM.

    Product Features:
    • Fits GM 7.5″ and 7.625″
    • Chrome
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    Yukon Gear – Steel Cover For GM 7.5" & 7.625" (Part No.32331)

    Steel Cover For GM 7.5" & 7.625"

    from

    $67.99
    Product Features:
    • Fits GM 7.5″ and 7.625″
    • Steel
    See More
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    Pro-King – Differential Carrier Cover (Part No.741A758)

    Differential Carrier Cover

    from

    $29.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • Meets or exceeds OE specifications
    See More
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    Top-Rated Differential Oil for 1990 Chevrolet S10s

    Make a smart move for your 1990 Chevrolet S10 with products all priced from $12.49 to $148.99.
    show more show less

    Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

    MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

    from

    $35.99
    Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

    Product Features:
    • Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
    • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
    • Developed with anti-wear technology to help improve transmission durability
    • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
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    (446 reviews)
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    Pennzoil – Synchromesh Manual Transmission Fluid, Enhances Synchronizer Performance (Part No.3501)

    Synchromesh Manual Transmission Fluid, Enhances Synchronizer Performance

    from

    $12.49
    Designed for certain manual transaxles and manual transmissions used by General Motors or Chrysler, Pennzoil Synchromesh fluid provides excellent oxidation stability and low-temperature performance. It’s formulated with high-quality paraffinic base stocks, a fluidity modifier, multifunctional performance additives, corrosion inhibitors, a foam suppressor, and a shear stable viscosity index improver additive. Pennzoil Synchromesh also offers excellent synchronizer performance and compatibility with yellow metals (such as bronze, brass, and copper components found in manual transaxles and transmissions). This product will satisfactorily lubricate General Motors or Chrysler manual transaxles and transmissions from -40 degrees C to +150 degrees C.

    Product Features:
    • Transmission fluid designed for certain manual transaxles and manual transmissions used by General Motors or Chrysler
    • Excellent low-temperature performance and oxidation stability
    • Excellent synchronizer performance
    • Excellent compatibility with yellow metals such as bronze, brass, and copper components found in manual transaxles and transmissions
    • Formulated with high-quality paraffinic base stocks, a fluidity modifier, and multifunctional performance additives
    • Meets GM Specification 998564; suitable for use in GM manual transaxles and transmissions requiring GM Part No. 12345349 or 12345577
    • Meets Chrysler specification MS-9224; suitable for use in Chrysler transaxles and transmissions requiring Part No. 0487446
    • For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual
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    (104 reviews)
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    Yukon Gear – 3 Qt – 80W90 Conventional Gear Oil With Posi Additive (Part No.15003)

    3 Qt - 80W90 Conventional Gear Oil With Posi Additive

    from

    $57.99
    3 Qt. Penzoil 80W90 conventional gear Oil. W/ bottle of Posi additive.

    Product Features:
    • Includes three quarts of conventional oil and one 4oz bottle of Yukon positraction additive
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    Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

    3 Qt - Penzoil 80W90 Conventional Gear Oil

    from

    $44.99
    3 Qt. Penzoil 80W90 conventional gear Oil.

    Product Features:
    • Includes three quarts of conventional oil
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    Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

    Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

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    $148.99
    Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

    Product Features:
    • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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    Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

    Redline Synthetic "Shock Proof" Oil - 3 Quarts

    from

    $99.99
    Redline Synthetic “Shock Proof” Oil. 3 Quarts.

    Product Features:
    • Includes three quarts of Redline Shockproof oil
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    Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

    Redline Synthetic "Shock Proof" Oil - 4 Quarts

    from

    $137.99
    Redline Synthetic “Shock Proof” Oil. 4 Quarts.

    Product Features:
    • Includes four quarts of Redline Shockproof oil
    See More
    View Product

    Top-Rated Differential Brands For Your 1990 Chevrolet S10

    When it comes to finding the perfect Differential for your 1990 Chevrolet S10, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 16 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 $6.79. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1990 Chevrolet S10, providing peace of mind with parts that meet or exceed OEM standards.

    Popular National 1990 Chevrolet S10 Differentials

    If you’re looking for a top-quality Differential for your 1990 Chevrolet S10, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 3 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 $60.32, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1990 Chevrolet S10 come highly rated, with over 29 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.
    Axle Differential Bearing & Seal Kit
    from $151.99
    (2)
    Axle Differential Bearing & Seal Kit
    “All you need to overhaul a diff, at a good price”
    Multi-Purpose Bearing
    from $16.99
    (25)
    Multi-Purpose Bearing
    “Smooth”
    Bearing Race
    from $11.99
    (2)
    Bearing Race
    “Reasonable price and woks well. front diff 2006 Escalade esv”

    Top-Quality Dorman 1990 Chevrolet S10 Differentials

    For those in search of a high-quality Differential for their 1990 Chevrolet S10, Advance Auto Parts offers a great selection of Dorman Differentials. With 2 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 $15.89, giving you a range of options to suit your budget. Backed by over 49 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.
    Differential Shaft Lock Bolt
    from $6.79
    (11)
    Differential Shaft Lock Bolt
    “great”
    Differential Cover
    from $24.99
    (38)
    Differential Cover
    “Item as described and good price.”

    FAQs for 1990 Chevrolet S10 Differentials

    What are the best-selling Differentials for 1990 Chevrolet S10s?

    Out of 205 Differentials that fit 1990 Chevrolet S10s, the following parts are the top sellers:

    What’s the price range for 1990 Chevrolet S10 Differentials?

    The prices of Differentials for the 1990 Chevrolet S10 range from $2.49 up to $2,219.99 for the most premium parts.

    What is the average price of a Differential for a 1990 Chevrolet S10?

    The average price for Differentials for the 1990 Chevrolet S10 is $328.99. 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 S10 model years?

    Yes, we carry Differentials for 20 model years of Chevrolet S10s between 1982 and 2003. The following model years are the most popular for Differential purchases: 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, and 1995.

    What are the cheapest Differentials for my 1990 Chevrolet S10?

    The cheapest 1990 Chevrolet S10 Differentials we carry are:

    Does Advance Auto Parts sell Differentials for any other 1990 Chevrolet models?

    Yes. We stock Differentials for 31 other popular 1990 Chevrolet models. Some of the most popular are 1990 Camaro Differentials, 1990 Corvette Differentials, 1990 Caprice Differentials, 1990 Blazer Differentials, and 1990 K2500 Differentials.

    What types of Differentials do you sell for my 1990 Chevrolet S10?

    As of 3/1/26, these are some of the most in-demand types of Differentials for a 1990 Chevrolet S10:

    Can I get help with 1990 Chevrolet S10 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 S10 Differentials?

    Advance Auto Parts keeps returns simple. For new Chevrolet S10 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

    More Popular Parts for All Makes