1998 Jeep Wrangler Differentials

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Keep Your 1998 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 1998 Jeep Wrangler looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Rear Differential Cover Gaskets, Differential Bearings, and Rear Housing 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, Valvoline, and Motive Gear. For example, Dorman Differentials start at just $7.99 with an average 4.2 star rating. Valvoline and Motive Gear offer similar pricing and quality, backed by strong customer feedback. With over 1,692 reviews and a solid 5 star average, you can shop with confidence knowing other Jeep Wrangler owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1998 Jeep Wrangler Differential at Advance Auto Parts is around $291.18, with a range that starts at $1.49 and goes up to $2,359.99. With 417 options in stock from 20 trusted brands, finding the right fit is easy. Popular picks like MaxGear SAE 75W90 High Performance Gear Oil w/Friction Modifier Additive, 1 QT, Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Quart, and 3 Qt – 80W90 Conventional Gear Oil With Posi Additive start at just $19.99 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 1998 Jeep Wrangler in peak condition, inside and out.

Essential 1998 Jeep Wrangler Differentials

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
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Yukon Gear – MstrDffrntlRebuildKt (Part No.14235)

MstrDffrntlRebuildKt

from

$369.99
MstrDffrntlRebuildKt

Yukon Gear – Replacement Carrier Shim Kit For Dana 44 JK Rear (Part No.55029)

Replacement Carrier Shim Kit For Dana 44 JK Rear

from

$138.99
Replacement carrier shim kit for Dana 44 JK rear.

Product Features:
  • Carrier shim kit for Jeep JK rear
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Yukon Gear – Set Up Bearing (Part No.56036)

Set Up Bearing

from

$172.99
Set-up carrier bearing kit (2 bearings, no races) LM501349. No return.

Product Features:
  • Set up bearing kit
  • Fits Dana Spicer 30
  • Easily slips on and off carrier journals to allow for easier carrier shim adjustment
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National – Tapered Roller Bearing Cone (Part No.HM88648)

Tapered Roller Bearing Cone

from

$25.99
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
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aFe POWER – Differential Cover (Part No.46-71000R)

Differential Cover

from

$343.99
aFe Power’s new rear differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and a red powder coated finish with machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. The Pro Series differential covers include a oil level sight glass. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug to capture loose particles for maximum front-end protection. Also included is a 1/8″ NPT calibration plug that is set to the factory fluid level which eliminates accidental overfilling.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain and Fill Plugs Capture Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Oil Level Sight Glass for Quick/Easy Inspection
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Yukon Gear – O-Ring For Toyota & Dana 44 Zip Locker Seal Housing (Part No.34004)

O-Ring For Toyota & Dana 44 Zip Locker Seal Housing

from

$11.29
Product Features:
  • O-ring for seal housing
  • Fits Dana Spicer 44 and Toyota 8″ and V6
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Yukon Gear – Minor Install Kit For Dana 44 Differential For JK Rubicon (Part No.12080)

Minor Install Kit For Dana 44 Differential For JK Rubicon

from

$163.99
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 reverse rotation Dana Spicer 44 JK Rubicon
  • Included are a pinion seal, axle seals, crush sleeve , complete shim kit, marking compound and brush.
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Yukon Gear – Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt (Part No.33286)

Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt

from

$9.99
5/16″-18 cover bolt, Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, Chrysler 9.25 rear, GM 7.5″, 7.625″, 8.2″, 8.5″, 12 bolt passenger car and truck.

Product Features:
  • Cover bolt for Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, GM 7.5″, 7.625″, 8.2″, 8.5″ and 12 bolt passenger car and truck.
  • 1/2″ head
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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
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Motive Gear – Differential Mini Spool (Part No.MSD44-30)

Differential Mini Spool

from

$101.99


Product Features:
  • MINI SPOOL – DANA 44, 30 SPL.
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Yukon Gear – Zip Locker Install Kit (Part No.34026)

Zip Locker Install Kit

from

$249.99
Product Features:
  • Installation kit
  • Includes o-ring for bulkhead fitting, bulkhead fitting, outer fitting, switch, front and rear switch cover, solenoid, zip ties and 20′ air line
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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
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Spartan – Drive Axle Assembly; Jeep W 4WD 03-06 Axle (Part No.RAX2149A)

Drive Axle Assembly; Jeep W 4WD 03-06 Axle

from

$1673.99
Remanufactured Rear Axle assemblies are completely disassembled and thoroughly cleaned and reassembled using new wear parts: gears, pinions, assembly bolts, bearings, seals, etc. Each unit is micrometer checked for proper gear mesh. Units are assembled, sealed and include backing plates, axle shafts and fluid. Axles are packaged in heavy plastic to protect the unit & aid in returning the core.

Product Features:
  • Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
  • Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
  • Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio
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Crown Auto Jeep Replacmnt – OE Replacement (Part No.J0273573)

OE Replacement

from

$3.99
Crown Automotive offers the largest line of replacement parts for Jeep(R), as well as a growing line of parts for Chrysler and Dodge. Our applications comes with Axle, Body, Brake, Clutch, Cooling, Electrical, Engine, Fuel, Lamps, Mirrors, Steering, Suspension, Transmission and Wiper.

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 Cover Gasket (Part No.23026)

Model 35 Cover Gasket

from

$11.99
Model 35 cover gasket.

Product Features:
  • Cover gasket
  • Fits AMC Model 35
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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

Yukon Gear – Dura Grip For Dana 44, 30 Spline, 3.92 & Up (Part No.26027)

Dura Grip For Dana 44, 30 Spline, 3.92 & Up

from

$809.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:
  • Fits Dana Spicer 44 with 30 spline axles
  • 3.92 ratio and up only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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Crown Auto Jeep Replacmnt – OE Replacement, Single (Part No.J4004913)

OE Replacement, Single

from

$3.99
Crown Automotive offers the largest line of replacement parts for Jeep (R), as well as a growing line of parts for Chrysler and Dodge vehicles. Our applications features Axle, Body, Brake, Clutch, Cooling, Electrical, Engine, Fuel, Lamps, Mirrors, Steering, Suspension, Transmission and Wiper.

Product Features:
  • Long-Lasting, Durable Crown Automotive Products
  • Hazardous Free Material
  • Offers OE Fit And Function
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts
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Yukon Gear – 4340 Chromoly Right Hand Inner Replacement Axle For Dana 30 In ’12 & Up JK, 34.5" Long, 27Spl (Part No.21785)

4340 Chromoly Right Hand Inner Replacement Axle For Dana 30 In '12 & Up JK, 34.5" Long, 27Spl

from

$298.99
Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon’s 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy’s ring & pinion) makes final determination on warranty considerations.

Product Features:
  • Fits 2012 and up Jeep JK NON RUBICON
  • Right hand side
  • 34.5″ long
  • 27 spline
  • 7166 u-joint size
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Yukon Gear – Grizzly Locker, Fits Non-Rubicon JK Dana 44, 30 Spline (Part No.28022)

Grizzly Locker, Fits Non-Rubicon JK Dana 44, 30 Spline

from

$1041.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

Product Features:
  • Fits Jeep JK non-Rubicon rear
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
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Yukon Gear – Ppinion Nut 7/8-20 Thread, 1 1/8 Socket (Part No.33146)

Ppinion Nut 7/8-20 Thread, 1 1/8 Socket

from

$10.99
Replacement pinion nut for Model 20 & 35, Dana 30 JK, 44 JK front, Ford 10.25″, 10.5″ & some 9.75″. 7/8-20 thread, 1 1/8 socket.

Product Features:
  • Pinion nut for Jeep JK front, Jeep Liberty front, Ford 9.75″, 10.25″, 10.5″ and AMC Model 20 and Model 35
  • 7/8″ x 20 thread
  • 1 1/8″ socket
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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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Spicer – Differential Carrier Inner Gear Kit – Dana Super 35 – Trak-Loc (Part No.708184)

Differential Carrier Inner Gear Kit - Dana Super 35 - Trak-Loc

from

$245.99
Demand genuine Spicer. Dana design, engineering, testing and manufacturing processes all work in conjunction with one another to ensure unparalleled performance that non-genuine parts simply cannot deliver.

Product Features:
  • Engineered and tested to ensures aftermarket specifications.
  • Forged to ensure greater strength and increased durability.
  • Everything you need to rebuild your differential case.
  • Each component of a Spicer inner gear kit is engineered to exact Dana specifications.
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Yukon Gear – Replacement Crush Sleeve For Dana 30 Reverse Front JK & Rubicon JK Front (Part No.33130)

Replacement Crush Sleeve For Dana 30 Reverse Front JK & Rubicon JK Front

from

$21.99
Replacement Crush sleeve for Dana 30 Reverse front JK & Rubicon JK front. Approx 1.440″ long.

Product Features:
  • Crush sleeve for Jeep JK non-Rubicon front
  • 1.440″ tall
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Yukon Gear – Replacement Cross Pin Shaft For Standard Open Dana 30 (Part No.33316)

Replacement Cross Pin Shaft For Standard Open Dana 30

from

$12.99
Product Features:
  • Cross pin shaft for Dana Spicer 30
  • Fits standard open differentials only
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Yukon Gear – Replacement Trail Repair Kit For Dana 30 And 44 With 1310 Size U/Joint And U-Bolts (Part No.32279)

Replacement Trail Repair Kit For Dana 30 And 44 With 1310 Size U/Joint And U-Bolts

from

$234.99
Yukon replacement trail repair kit for Dana 30 and 44 with 1310 size U/joint and u-bolts. This kit comes with a yoke, U/joint, pinion seal, U/bolt or strap kit, pinion nut, and pinion nut washer (if applicable).

Product Features:
  • Fits Dana Spicer 30 and 44
  • 1310 u-joint size
  • Kit includes yoke, U-joint, pinion seal, pinion nut and washer, U-bolts and threadlocker
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Yukon Gear – Replacement Shim Kit For Dana 30, Front & Rear, Also D36Ica & Dana 44Ica (Part No.55023)

Replacement Shim Kit For Dana 30, Front & Rear, Also D36Ica & Dana 44Ica

from

$86.99
Replacement shim kit for Dana 30, front & rear, also D36ICA & Dana 44ICA.

Product Features:
  • Complete shim kit for Dana Spicer 30 front and rear, also Dana Spicer 36
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Popular 1998 Jeep Wrangler Differentials Categories

Most Popular Rear Differential Cover Gaskets for 1998 Jeep Wranglers

Enhance your 1998 Jeep Wrangler with one of the 2 Rear Differential Cover Gaskets we have in stock, starting at just $11.99.

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
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Best-Selling 1998 Jeep Wrangler Differential Bearings

Upgrade your Wrangler with one of our 3 best-selling Differential Bearings, earning an average 5 stars rating across 3 reviews.

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
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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

National – Bearing Race (Part No.25523)

Bearing Race

from

$19.99
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

Top-Quality Rear Housing Cover Gaskets for 1998 Jeep Wranglers

Choose a high-quality OEM or aftermarket Rear Housing Cover Gasket for Jeep Wranglers and enjoy top-notch performance from $7.99.

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

Top Picks for 1998 Jeep Wrangler Differential Oil

Invest in one of our 11 durable Differential Oil for your 1998 Jeep, knowing you’re getting trusted brands and expert craftsmanship.

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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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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Royal Purple – MaxGear SAE 75W90 High Performance Gear Oil w/Friction Modifier Additive, 1 QT (Part No.01300)

MaxGear SAE 75W90 High Performance Gear Oil w/Friction Modifier Additive, 1 QT

from

$24.99
Max Gear is recommended for truck and automotive differentials, outboard motor lower units or in rear axles or manual transmissions requiring an API fluid. Max Gear is a high performance automotive gear oil designed to provide maximum protection to heavily loaded gears while increasing power throughput through the drive train. Max Gear virtually eliminates both gear and bearing wear-even under severe squeeze film conditions caused by extremely high loads, sudden shock loads or low RPMs. Slippery, synthetic molecules not only reduce wear and friction but significantly increase Max Gear’s cold weather fluidity and lubricity, making it the ideal choice for vehicles operating in cold climates. Gears run smoother, quieter, cooler and longer without overhauls. It is noncorrosive to both ferrous and nonferrous metals.

Product Features:
  • Maximizes horsepower
  • Extends gear and bearing life
  • Reduces operating temperature
  • Lower coefficient of friction
  • Superior corrosion protection
  • Separates rapidly from water
  • For use with open, limited-slip and locking differential
  • Contains limited-slip friction modifier
  • Made in USA
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Valvoline – Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822389)

Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart

from

$13.99
Valvoline Import Multi-Vehicle Automatic Transmission Fluid is specifically formulated for use in most Toyota, Nissan, Honda and other imported vehicles. It is formulated with all synthetic base stocks and a proprietary additive system to ensure optimal transmission performance in a wide variety of vehicles. Valvoline Import Multi-Vehicle ATF can also be used in many domestic vehicles. It meets requirements of General Motors and Ford vehicles. Recommended for use in the following applications: Ford MERCON, GM DEXRON-II and DEXRON-III, BMW LT 71141 and ETL-7045E, Nissan/Infiniti Nissan ATF, Matic-D, Matic-K and Matic-J, Mitsubishi Diamond SP-II and SP-III, Subaru ATF-HP, Hyundai/ KIA SP-II and SP-III, Toyota/Lexus Type T, T-III and T-IV, Honda/Acura ATF-Z1 (except in CVTs), Mercedes Benz NAG1, Volvo passenger car (except AW-1), and Volkswagen/Audi TL52162. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

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 – Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Quart (Part No.889787)

Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Quart

from

$19.99
We’ve squeezed innovation into every ounce of Valvoline FlexFill SAE 75W-140 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-140 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
  • MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Ford M2C-192A, GM 12346140, Chrysler MS-8985 and API GL-5
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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
See More

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
See More

Valvoline – SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-140, 5 Gallon (Part No.VV981)

SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-140, 5 Gallon

from

$329.99
Valvoline SAE 75W-140 Full Synthetic Gear Oil provides the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Engineered to outperform, our formulation provides 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 and wear resistance, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. It’s recommended for conventional rear axles and transmissions requiring EP gear lubes under high speed, high load, high torque and high horsepower conditions.

Product Features:
  • EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -22F to 390F degrees
  • REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
  • FIGHTS CORROSION AND RUST with emulsifying agents and safeguards against impurities, oxidation and thermal breakdown
  • 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
  • MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Ford M2C-192A, GM 12346140, Chrysler MS-8985 and API GL-5
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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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Differential Covers for 1998 Jeep Wranglers

Make a smart move for your 1998 Jeep Wrangler with products all priced from $52.99 to $359.99.

Yukon Gear – Replacement Chrome Cover For Dana 44 (Part No.32004)

Replacement Chrome Cover For Dana 44

from

$67.99
0.080″ thick Chrome replacement cover for Dana 44.

Product Features:
  • Fits standard rotation Dana Spicer 44
  • Chrome
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Yukon Gear – Replacement Chrome Cover For Dana 30 Standard Rotation (Part No.32003)

Replacement Chrome Cover For Dana 30 Standard Rotation

from

$52.99
Product Features:
  • Fits standard rotation Dana Spicer 30
  • Chrome
See More

Yukon Gear – Steel Cover For Dana 44 Standard Rotation (Part No.32319)

Steel Cover For Dana 44 Standard Rotation

from

$129.99
Product Features:
  • Fits standard rotation Dana Spicer 44
  • Steel
See More

Yukon Gear – Aluminum Girdle Replacement Cover For Dana 44 Ta HD (Part No.32110)

Aluminum Girdle Replacement Cover For Dana 44 Ta HD

from

$359.99
Aluminum Girdle replacement cover for Dana 44 TA HD.

Product Features:
  • Fits standard rotation Dana Spicer 44
  • Aluminum girdle cover
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aFe POWER – Differential Cover (Part No.46-71110B)

Differential Cover

from

$298.99
aFe Power’s new differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover fits 97-18 Jeep Wranglers with Dana 44 axles. This cover has about a 2 quart lube capacity at the factory line. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug and 6 in. deep reach magnet to capture loose particles for maximum protection. Also included is a 1/8″ NPT calibration plug and oil sight glass that is set to the factory fluid level which eliminates accidental overfilling. This cover comes with all necessary hardware that includes a machined O-ring groove for a tight leak-free seal.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain and Fill Plugs Capture Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Oil Level Sight Glass for Quick/Easy Inspection
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aFe POWER – Differential Cover (Part No.46-71130B)

Differential Cover

from

$298.99
aFe Power’s new front differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and black powder coated finish with machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover fits 97-18 Jeep Wranglers with Dana 30 axles. This cover has about a 2 quart lube capacity at the factory line. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug and 6 in. deep reach magnet to capture loose particles for maximum protection. Also included is a 1/8″ NPT calibration plug that is set to the factory fluid level and clear sight glass which eliminate accidental overfilling.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain and Fill Plugs Capture Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Oil Level Sight Glass for Quick/Easy Inspection
See More

Yukon Gear – Differential (Part No.29101)

Differential

from

$271.99
Differential

aFe POWER – Differential Cover (Part No.46-71130A)

Differential Cover

from

$262.99
aFe Power’s new front differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover fits 97-18 Jeep Wranglers with Dana 30 axles. This cover has about a 2 quart lube capacity at the factory line. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug to capture loose particles for maximum protection. Also included is a 1/8″ NPT calibration plug that is set to the factory fluid level which eliminates accidental overfilling.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain Plug Captures Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Built-In External and Internal Fins Dissipate Heat
See More

aFe POWER – Differential Cover (Part No.46-71110A)

Differential Cover

from

$262.99
aFe Power’s new differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover fits 97-18 Jeep Wranglers with Dana 44 axles. This cover has about a 2 quart lube capacity at the factory line. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug to capture loose particles for maximum rear-end protection. Also included is a 1/8″ NPT calibration plug that is set to the factory fluid level which eliminates accidental overfilling.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain Plug Captures Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Built-In External and Internal Fins Dissipate Heat
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 – Polished Aluminum Replacement Cover For Dana 30 Standard Rotation (Part No.32021)

Polished Aluminum Replacement Cover For Dana 30 Standard Rotation

from

$201.99
Product Features:
  • Fits standard rotation Dana Spicer 30
  • Finned polished aluminum
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aFe POWER – Differential Cover (Part No.46-70162)

Differential Cover

from

$192.99
Want to bring style and protection to your Jeep? aFe Powers Dana 44 differential cover offers you both. This differential cover is constructed out of durable; heavy duty; nodular (ductile) iron for strength. With a smooth design; recessed hardware; and a shrouded drain plug; this cover is engineered to reduce rock hang up and improve approach/departure angles; protecting against impact damage. The cover is powder coated gloss black and features machined fins and aFe Power logo. Added capacity helps keep fluids cooler. A 6 in. deep reach magnet and a magnetic drain plug; capture loose metal particles; protecting ring gears from damage. This cover comes with all necessary hardware that includes a machined O-ring groove for a tight leak-free seal.

Product Features:
  • DANA 44
  • Magnetic Plugs
  • External Fins
  • O-Ring
See More

aFe POWER – Differential Cover (Part No.46-70192)

Differential Cover

from

$192.99
aFe Powers new front-end differential cover brings performance engineering to the protection of your vehicles’ front-end. This differential cover has a 2 quart lube capacity at the factory fluid level line, a magnetic drain plug and a magnetic fill plug to remove unwanted debris. aFe has also designed a large oil level sight glass with calibration plug set to the factory fluid level to eliminate overfilling. This differential cover is constructed out of durable nodular (ductile) iron and a wrinkle black powder-coating for maximum strength and style. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.

Product Features:
  • Durable Nodular (Ductile) Iron
  • Calibration Plug
  • Fill Plug w/Magnet At End Of Extended Stick
  • Magnetic Drain Plug
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Yukon Gear – Steel Cover For Dana 30 Standard Rotation Front (Part No.32316)

Steel Cover For Dana 30 Standard Rotation Front

from

$138.99
Product Features:
  • Fits standard rotation Dana Spicer 30
  • Steel
See More

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
See More

Top-Rated Differential Brands For Your 1998 Jeep Wrangler

When it comes to finding the perfect Differential for your 1998 Jeep Wrangler, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 20 trusted brands. We carry the most popular Differential brands including Valvoline, Dorman, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $2.79. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1998 Jeep Wrangler, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 1998 Jeep Wrangler Differentials

If you’re looking for a top-quality Differential for your 1998 Jeep Wrangler, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 3 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.99 and an average cost of $20.99, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 1998 Jeep Wrangler come highly rated, with over 689 customer reviews and an impressive average rating of 4.8 stars. Choosing a Valvoline Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart
from $12.99
(235)
High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart
“Good quality oil. Does it’s job.”
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
from $35.99
(446)
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
“Good quality great price”
Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart
from $13.99
(8)
Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart
“My 1999 Honda Accord 4-cylinder has over 250K miles and a drain and fill takes exactly 3 quarts of Import ATF. I do this with every oil change. No pro”

Top-Quality Dorman 1998 Jeep Wrangler Differentials

For those in search of a high-quality Differential for their 1998 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 $136.66, 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.
Ring and Pinion Bearing Installation Kit
from $179.99
(1)
Ring and Pinion Bearing Installation Kit
“Working good so far”
Axle Shaft
from $221.99
(1)
Axle Shaft
“The axle came with the ABS ring on it. My Jeep doesn’t have ABS, but it didn’t matter. It still fit perfect with no clearance issues.”
Differential Plug, Rubber
from $7.99
(11)
Differential Plug, Rubber
“I used this Rubber plug to fill a pre-drilled hole in a air intake tube that I customized for a particular application in my car, and it works beautif”

FAQs for 1998 Jeep Wrangler Differentials

What are the best-selling Differentials for 1998 Jeep Wranglers?

Out of 417 Differentials that fit 1998 Jeep Wranglers, the following parts are the top sellers:

What’s the price range for 1998 Jeep Wrangler Differentials?

The prices of Differentials for the 1998 Jeep Wrangler range from $1.49 up to $2,359.99 for the most premium parts.

What is the average price of a Differential for a 1998 Jeep Wrangler?

The average price for Differentials for the 1998 Jeep Wrangler is $291.18. 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 37 model years of Jeep Wranglers between 1987 and 2026. 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 1998 Jeep Wrangler?

The cheapest 1998 Jeep Wrangler Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1998 Jeep models?

Yes. We stock Differentials for 1 other popular 1998 Jeep models. Some of the most popular are 1998 Grand Cherokee Differentials and 1998 Cherokee Differentials.

What are the top-rated Differentials that fit the 1998 Jeep Wrangler?

Based on 1,692 reviews by customers, our 1998 Jeep Wrangler Differentials have an average customer rating of 5 stars. These are the highest-rated categories of Differentials for the 1998 Jeep Wrangler and their top-rated products:

What types of Differentials do you sell for my 1998 Jeep Wrangler?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 1998 Jeep Wrangler:

Can I get help with 1998 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.