1990 Jeep Wrangler Differentials

Keep Your 1990 Jeep Wrangler in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1990 Jeep Wrangler looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Covers, Differential Bearings, 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 Motive Gear. For example, Dorman Differentials start at just $7.99 with an average 4.2 star rating. FELPRO and Motive Gear offer similar pricing and quality, backed by strong customer feedback. With over 1,344 reviews and a solid 4 star average, you can shop with confidence knowing other Jeep Wrangler owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1990 Jeep Wrangler Differential at Advance Auto Parts is around $264.47, with a range that starts at $1.99 and goes up to $2,359.99. With 312 options in stock from 19 trusted brands, finding the right fit is easy. Popular picks like DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart, DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart, and Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart start at just $11.99 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 Jeep Wrangler in peak condition, inside and out.

Essential 1990 Jeep Wrangler Differentials

Yukon Gear – Standard Open Spider Gear Kit For Model 35 With 27 Spline Axles (Part No.16128)

Standard Open Spider Gear Kit For Model 35 With 27 Spline Axles

from

$197.99
Yukon standard open spider gear kit for Model 35 with 27 spline axles. hubs have 1.560″ diameter (used in ’94 and newer models). Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects. *May work with ’93 model with 1.5600″ journal.

Product Features:
  • Spider gear kit
  • Fits AMC Model 35 open differential with 1.560″ side gear bore
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Omix – Diff Bearing Kit; Dana 44; 72-10 Jeep (Part No.16509.22)

Diff Bearing Kit; Dana 44; 72-10 Jeep

from

$115.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Rear
  • Includes 2 Bearings And 2 Cups
  • OE Style
  • Direct Fit
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Pro-King – Differential Ring and Pinion (Part No.713F731J)

Differential Ring and Pinion

from

$263.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
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Omix – Differential Pinion and Side Gear Bearing Shim Kit (Part No.16512.02)

Differential Pinion and Side Gear Bearing Shim Kit

from

$155.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA. Limited five year Manufacturer’s warranty.

Product Features:
  • Includes Side And Pinion Shims
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Yukon Gear – Dana 28 & Dana 30 Pinion Gear Thrust Washer (Part No.33285)

Dana 28 & Dana 30 Pinion Gear Thrust Washer

from

$7.99
Dana 28 & Dana 30 pinion gear Thrust washer. Also fits AMC Model 35 with 1.560″ side gear bore only.

Product Features:
  • Pinion gear thrust washer for Dana Spicer 25, 27 and 30
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Yukon Gear – Replacement Cover Gasket For Dana 30 (Part No.23003)

Replacement Cover Gasket For Dana 30

from

$12.99
Product Features:
  • Cover gasket
  • Fits Dana Spicer 30
See More

Felpro – Axle Housing Cover Gasket: Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55019)

Axle Housing Cover Gasket: Irregular Shaped 10 Bolt Hole Gasket

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.

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

Yukon Gear – Dana 44 And Chrysler 9.25" Traclloc Clutch Kit Replacement (Part No.16153)

Dana 44 And Chrysler 9.25" Traclloc Clutch Kit Replacement

from

$139.99
Dana 44 & 9.25 Chrysler TracLoc clutch kit.

Product Features:
  • Clutch kit
  • Fits Dana Spicer 44 and Chrysler 9.25″ Trac Loc positraction
See More

Omix – Plug; Differential Cover; Dana 30; 92-06 XJ/TJ/ZJ (Part No.16595.95)

Plug; Differential Cover; Dana 30; 92-06 XJ/TJ/ZJ

from

$11.79
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Metal
  • OE Style
  • Direct Fit
See More

National – Bearing Race (Part No.HM88610)

Bearing Race

from

$15.49
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways 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

Omix – Pinion Washer (Part No.16584.02)

Pinion Washer

from

$6.79
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA. Limited five year Manufacturer’s warranty.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – Differential Carrier Assembly; for Dana 35 (Part No.16505.30)

Differential Carrier Assembly; for Dana 35

from

$1123.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • With Trac-Loc
  • Includes Bolts; Bearings; And Shims
  • OE Style
  • Direct Fit
See More

Yukon Gear – Powr Lok Button Kit For Dana 30, Dana 44 & Chrysler 8.75" (Part No.33536)

Powr Lok Button Kit For Dana 30, Dana 44 & Chrysler 8.75"

from

$67.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:
  • Powr Lok button kit
  • Fits Dana Spicer 30, 44 and Chrysler 8.75″
See More

Omix – Pinion Bearing Kit (Part No.16515.02)

Pinion Bearing Kit

from

$78.99
Is your axle’s differential making ugly noises? It could be that the pinion bearing has starved for oil or it is worn out from high mileage. The longer you wait to fix it, the more damage will be done.

Product Features:
  • Includes Bearing And Cup
  • OE Style
  • Direct Fit
See More

National – Bearing Race (Part No.JL69310)

Bearing Race

from

$7.29
Product Features:
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION: Crowned raceways 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
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Yukon Gear – Axle Shaft (Part No.21808)

Axle Shaft

from

$334.99
Axle Shaft

Crown Auto Jeep Replacmnt – Model 35 Rear Axle/ Model 44 Rear Axle, 3/8" L, Hex Head, Steel, Set Of 10 (Part No.4720891)

Model 35 Rear Axle/ Model 44 Rear Axle, 3/8" L, Hex Head, Steel, Set Of 10

from

$19.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Manufactured From High Quality Material
  • Engineered To The Specifications
  • Meets The Quality Standards
  • Designed For Performance And Durability
  • Easy To Install
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Yukon Gear – Model 35 Standard Open Cross Pin, Blt Design, 0.685" Dia (Part No.33322)

Model 35 Standard Open Cross Pin, Blt Design, 0.685" Dia

from

$34.99
Model 35 standard Open cross pin, BLT design, 0.685″ DIA (NOT TracLoc).

Product Features:
  • Cross pin shaft
  • Fits AMC Model 35
  • Cross pin bolt design
  • 0.685″ diameter
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Yukon Gear – Universal Joint (Part No.41220)

Universal Joint

from

$273.99
Universal Joint

FAG US – Shaft Seal (Part No.SS2633)

Shaft Seal

from

$28.99
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.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Yukon Gear – Zip Locker Bulkhead Fitting Kit (Part No.34000)

Zip Locker Bulkhead Fitting Kit

from

$36.99
Product Features:
  • Bulkhead fitting kit
  • Includes bulkhead fitting, outer fitting and o-ring
See More

USA Standard Gear – Spartan Locker for Dana 30 Differential with 27 Spline Axles, Includes Heavy-duty Cross Pin Shaft (Part No.17000)

Spartan Locker for Dana 30 Differential with 27 Spline Axles, Includes Heavy-duty Cross Pin Shaft

from

$639.99
The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. Give your vehicle great traction and save some cash. Choose a Spartan Locker for better traction. The Spartan locker by USA standard gear is a mechanical locker that replaces the spiders in a standard case. The Spartan locker’s design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! The couplers and drivers are made from 9310 steel, for added strength. Each Spartan locker carries a one year warranty against defect. Does not fit Std. JK Carrier. Use YC D706008

Product Features:
  • Fits Dana Spicer 30 with 27 spline axles
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
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Richmond Gear – Differential Cross Shaft (Part No.CSPD44)

Differential Cross Shaft

from

$26.99
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 – Zip Locker For Dana 30 With 27 Spline Axles, 3.73 & Up (Part No.34016)

Zip Locker For Dana 30 With 27 Spline Axles, 3.73 & Up

from

$1303.99
The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years.

Product Features:
  • Fits Dana Spicer 30 with 27 spline axles
  • 3.73 and up ratio only
  • Forged case and 8620 internals for added strength
  • Works with a variety of air delivery systems
  • Assembled in the USA
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Omix – Differential; Assembly; Trak-Lok; with 7/16 Ring Bolt; 2007 Jeep JK (Part No.16505.41)

Differential; Assembly; Trak-Lok; with 7/16 Ring Bolt; 2007 Jeep JK

from

$1603.99
Differential; Assembly; Trak-Lok; with 7/16 Ring Bolt; 2007 Jeep JK

Yukon Gear – Replacement Complete Shim Kit For Dana 30 Front (Part No.55022)

Replacement Complete Shim Kit For Dana 30 Front

from

$76.99
Product Features:
  • Complete shim kit for Dana Spicer 30 front
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Omix – NP231 Yoke; SYE Kit (Part No.18676.61)

NP231 Yoke; SYE Kit

from

$95.99
This steel replacement yoke from Rugged Ridge only fits the 18676.60 SYE kit for 88-06 Jeep Wranglers. Built to the original specifications by Omix-ADA for a direct and reliable replacement.

Product Features:
  • Steel
  • For Use w/ 18676.60 only
  • Limited 5 Year Warranty
See More

Yukon Gear – Dana 30 & Dana 44 Power Lok Bolt, Left Hand, & 8.75" Chrysler & 55P (Part No.33234)

Dana 30 & Dana 44 Power Lok Bolt, Left Hand, & 8.75" Chrysler & 55P

from

$26.99
Dana 30 & Dana 44 Power Lok bolt, left hand, & 8.75″ Chrysler & 55P.

Product Features:
  • Power Lok case bolt for Dana Spicer 30, Dana Spicer 44, Chrysler 8.75″ and 1955-1964 GM passenger car
  • Left hand thread
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Popular 1990 Jeep Wrangler Differentials Categories

Most Popular Differential Covers for 1990 Jeep Wranglers

Enhance your 1990 Jeep Wrangler with one of the 6 Differential Covers we have in stock, starting at just $48.99.

Rugged Ridge – Heavy Duty Differential Cover (Part No.16595.44)

Heavy Duty Differential Cover

from

$271.99
Made from either 3/8 inch cast steel or 5/16 inch stamped steel, these heavy-duty covers are designed to protect your differential and all its working parts for as long as you own your vehicle.

Product Features:
  • Painted Black Inside and Out
  • 3/8 in. Cast Steel
  • Reinforced Protection For Fill Plug
  • Hardware Included
  • Limited 5 Year Warranty
See More

Yukon Gear – Differential (Part No.29103)

Differential

from

$257.99
Differential

Yukon Gear – Diff Cover (Part No.29104)

Diff Cover

from

$252.99
Diff Cover

Yukon Gear – Steel Cover For Amc Model 35, With Metal Fill Plug (Part No.32335)

Steel Cover For Amc Model 35, With Metal Fill Plug

from

$76.99
Product Features:
  • Fits AMC Model 35
  • Steel
  • Metal fill plug
See More

Yukon Gear – Chrome Cover For Model 35 (Part No.32020)

Chrome Cover For Model 35

from

$59.99
Chrome cover for Model 35.

Product Features:
  • Fits AMC Model 35
  • Chrome
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Yukon Gear – Replacement Chrome Cover For Dana 30 Reverse Rotation (Part No.32002)

Replacement Chrome Cover For Dana 30 Reverse Rotation

from

$48.99
Product Features:
  • Fits reverse rotation Dana Spicer 30
  • Chrome
See More

Best-Selling 1990 Jeep Wrangler Differential Bearings

Upgrade your Wrangler with one of our 5 best-selling Differential Bearings, earning an average 4 stars rating across 4 reviews.

National – Bearing Race (Part No.LM501314)

Bearing Race

from

$9.29
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways 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

National – Tapered Roller Bearing Cone (Part No.LM501349)

Tapered Roller Bearing Cone

from

$19.99
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

Omix – Axle Shaft Bearing; Outer; 90-95 Jeep Wrangler YJ (Part No.16527.08)

Axle Shaft Bearing; Outer; 90-95 Jeep Wrangler YJ

from

$55.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Outer
  • OE Style
  • Direct Fit
See More

FAG US – Cone (Part No.KM86649)

Cone

from

$24.29
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.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Yukon Gear – Model 35 (Standard Open & Tracloc) 8.25" Chrysler Tracloc Cross Pin Bolt (Part No.33230)

Model 35 (Standard Open & Tracloc) 8.25" Chrysler Tracloc Cross Pin Bolt

from

$13.99
Model 35 (standard Open & TracLoc) 8.25″ Chrysler TracLoc cross pin bolt.

Product Features:
  • Cross pin bolt for AMC Model 35 with c-clip axles
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Top-Quality Rear Differential Cover Gaskets for 1990 Jeep Wranglers

Choose a high-quality OEM or aftermarket Rear Differential Cover Gasket for Jeep Wranglers and enjoy top-notch performance from $11.79.

Omix – Differential Cover Gasket; for Dana 35 (Part No.16502.04)

Differential Cover Gasket; for Dana 35

from

$11.79
Is your Jeep differential cover leaking? Do you need to seal it up after some work? Omix-ADA has the OE quality differential gaskets you need.

Product Features:
  • Rubber
  • Sold Individually
  • OE Style
  • Direct Fit
See More

Yukon Gear – Replacement Cover Gasket For Dana 30 (Part No.23003)

Replacement Cover Gasket For Dana 30

from

$12.99
Product Features:
  • Cover gasket
  • Fits Dana Spicer 30
See More

Yukon Gear – Model 35 Cover Gasket (Part No.23026)

Model 35 Cover Gasket

from

$11.99
Model 35 cover gasket.

Product Features:
  • Cover gasket
  • Fits AMC Model 35
See More

Top Picks for 1990 Jeep Wrangler Rear Housing Cover Gaskets

Invest in one of our 3 durable Rear Housing Cover Gaskets for your 1990 Jeep, knowing you’re getting trusted brands and expert craftsmanship.

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6629)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$7.99
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

Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 13089)

Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket

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.

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

Felpro – Axle Housing Cover Gasket: Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55019)

Axle Housing Cover Gasket: Irregular Shaped 10 Bolt Hole Gasket

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.

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

Top-Rated Differential Oil for 1990 Jeep Wranglers

Make a smart move for your 1990 Jeep Wrangler with products all priced from $11.99 to $148.99.

Royal Purple – High Performance 5W-30 Synthetic Engine Oil, Better Wear Protection, 5 Quart (Part No.51530)

High Performance 5W-30 Synthetic Engine Oil, Better Wear Protection, 5 Quart

from

$41.99
Royal Purple Motor Oil is a specially formulated multi viscocity oil for use in gasoline and diesel engines of all types from cars and trucks to SUVs, motorcycles and boats. Royal Purple(R) Motor Oil with Synerlec(R) additive technology reduces friction, which results in a 1-3 percent increase in horsepower, lowers operating temperatures, provides superior corrosion protection, improves fuel economy, reduces emissions and extends oil life. A.P.I. Certified.

Product Features:
  • Better wear protection
  • Increased fuel efficiency
  • Better protection of the expensive catalytic emission system
  • Improved compatibility with fuels containing ethanol
  • Superior corrosion protection
  • Meets ILSAC GF-5 and Dexos1 performance requirements
See More

Valvoline – DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822405)

DEXRON - VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$14.49
Valvoline DEXRON-VI/MERCON LV ATF is a full-synthetic transmission fluid formulated with advanced additive technology to meet and exceed the requirements of the General Motors DEXRON-VI specification. It is officially licensed and approved by GM and is fully back-serviceable and can be used wherever DEXRON-II and/or DEXRON-III are recommended. Recommended for use in the following applications: DEXRON-VI, DEXRON-III, DEXRON-II, and Allison C-4.

Product Features:
  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • 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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Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

from

$11.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • 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
See More

Valvoline – Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart (Part No.889785)

Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart

from

$18.99
We’ve squeezed innovation into every ounce of Valvoline FlexFill SAE 75W-90 Full Synthetic Gear Oil, the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Our unique new flexible pouch makes getting into the tightest places to lubricate gears easier than ever and with less waste. The superior detergent package-based formulation contains fully synthetic basestocks and special additives that help protect parts from rust and corrosion while providing exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity, wear resistance additives that assist in protecting gear teeth, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. Valvoline FlexFill SAE 75W-90 Full Synthetic Gear Oil is recommended for use in axle applications requiring factory-fill or drain-and-fill levels for limited slip performance.

Product Features:
  • FLEXIBLE POUCH FOR EASIER USE WITH LESS WASTE in tight, hard to reach undercarriage situations.
  • EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -30F to 300F degrees for dependable coverage year-round
  • REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
  • MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP REAR DIFFERENTIALS where API GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4 or MT-1 fluid
  • MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Mack GO-H and GO-J; API GL-5 and API MT-1; MIL-PRF-2105E; and SAE J2360
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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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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
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Top-Rated Differential Brands For Your 1990 Jeep Wrangler

When it comes to finding the perfect Differential for your 1990 Jeep Wrangler, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 19 trusted brands. We carry the most popular Differential brands including FELPRO, Dorman, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $2.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1990 Jeep Wrangler, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 1990 Jeep Wrangler Differentials

If you’re looking for a top-quality Differential for your 1990 Jeep Wrangler, Advance Auto Parts has exactly what you need with our selection of FELPRO Differentials. We have 3 FELPRO Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $7.99 and an average cost of $8.19, you’ll find the perfect Differential for your needs and budget. FELPRO Differentials for the 1990 Jeep Wrangler come highly rated, with over 31 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.
Axle Housing Cover Gasket: Irregular Shaped 10 Bolt Hole Gasket
from $8.29
(9)
Axle Housing Cover Gasket: Irregular Shaped 10 Bolt Hole Gasket
“Felpro gaskets are #1 in my book. Awesome products from Felpro, I highly recommend!”
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
from $8.29
(12)
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
“Quality seal. Very pliable and fit perfectly.”

Top-Quality Dorman 1990 Jeep Wrangler Differentials

For those in search of a high-quality Differential for their 1990 Jeep Wrangler, 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 $7.99, with an average price of $169.32, giving you a range of options to suit your budget. Backed by over 13 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 Plug, Rubber
from $7.99
(11)
Differential Plug, Rubber
“It’s a plug”
Axle Shaft Kit
from $319.99
(1)
Axle Shaft Kit
“Fit my 2004 Jeep Rubicon with Dana 44 and rear disc brakes perfectly. Retainer was a little tight pressing on. Studs that came were a little short. Ot”
Ring and Pinion Bearing Installation Kit
from $179.99
(1)
Ring and Pinion Bearing Installation Kit
“Working good so far”

FAQs for 1990 Jeep Wrangler Differentials

What are the best-selling Differentials for 1990 Jeep Wranglers?

Out of 312 Differentials that fit 1990 Jeep Wranglers, the following parts are the top sellers:

What’s the price range for 1990 Jeep Wrangler Differentials?

The prices of Differentials for the 1990 Jeep Wrangler range from $1.99 up to $2,359.99 for the most premium parts.

What is the average price of a Differential for a 1990 Jeep Wrangler?

The average price for Differentials for the 1990 Jeep Wrangler is $264.47. 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 Jeep Wrangler model years?

Yes, we carry Differentials for 36 model years of Jeep Wranglers between 1987 and 2025. The following model years are the most popular for Differential purchases: 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.

What are the cheapest Differentials for my 1990 Jeep Wrangler?

The cheapest 1990 Jeep Wrangler Differentials we carry are:

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

Yes. We stock Differentials for 3 other popular 1990 Jeep models. Some of the most popular are 1990 Cherokee Differentials, 1990 Grand Wagoneer Differentials, 1990 Wagoneer Differentials, and 1990 Comanche Differentials.

What are the top-rated Differentials that fit the 1990 Jeep Wrangler?

The one 1990 Jeep Wrangler Differential we have in stock is the Differential Ring Gear Bolt. It costs $1.99.

What types of Differentials do you sell for my 1990 Jeep Wrangler?

As of 11/2/25, these are some of the most in-demand types of Differentials for a 1990 Jeep Wrangler:

Can I get help with 1990 Jeep Wrangler Differential orders?

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

What is your return policy for Jeep Wrangler Differentials?

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