1984 Jeep CJ7 Differentials

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Keep Your 1984 Jeep CJ7 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1984 Jeep CJ7 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 Oil, 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, Valvoline, and Driveworks. For example, National Differentials start at just $11.99 with an average 4.3 star rating. Valvoline and Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 954 reviews and a solid 4 star average, you can shop with confidence knowing other Jeep CJ7 owners approve.

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 1984 Jeep CJ7 in peak condition, inside and out.

Essential 1984 Jeep CJ7 Differentials

LuK – Repair Kit, Differential (Part No.GDK334-MK)

Repair Kit, Differential

from

$371.99
Each LuK Differential Bearing Kit contains all the OE quality bearings needed for a professional transmission repair. Differential bearing kits are the perfect repair solution for a broken transmission. We carefully select OE quality components for each individual transmission for a professional repair.

Product Features:
  • LuK Differential Bearing Kits are designed to meet or exceed OEM requirements. This will ensure customer satisfaction.
  • LuK Differential Bearing Kits contain the bearings and seals needed to complete the job.
  • LuK Differential Bearing Kits include wear parts such as seals, O-rings, shaft sealing rings, support bearings and spare parts where necessary for eliminating the specific cause of failure.
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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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USA Standard Gear – 4340 Chrome Moly Replacement Axle, 82-86 CJ, Lh Inner, Uses 5-760X U/Joint (Part No.35070)

4340 Chrome Moly Replacement Axle, 82-86 CJ, Lh Inner, Uses 5-760X U/Joint

from

$264.99
4340 Chrome Moly replacement axle, 82-86 CJ, LH Inner, uses 5-760X u/joint. 28.69″ long, 27 spline.

Product Features:
  • 27 spline
  • 28.69″ long
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Left hand inner
  • 5-760X U-joint size
  • 4340 Chromoly
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Motive Gear – Differential Carrier Shim Kit (Part No.1130)

Differential Carrier Shim Kit

from

$18.99


Product Features:
  • CARRIER SHIMS – AMC MODEL 20
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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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Crown Auto Jeep Replacmnt – For Use With Model 25 Front/ Model 27 Front/ Model 30 Front, Steel/Rubber (Part No.J0998092)

For Use With Model 25 Front/ Model 27 Front/ Model 30 Front, Steel/Rubber

from

$8.99
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 – Replacement Standard Open Carrier Case For Dana 30, 3.73 & Up, Bare (Part No.20114)

Replacement Standard Open Carrier Case For Dana 30, 3.73 & Up, Bare

from

$167.99
Yukon replacement standard open carrier case for Dana 30, 3.73 & up,bare. This case includes carrier shims, roll pin, ring gear bolts and a cover gasket. If purchasing this case for a D30 JK front, you will need to also purchase spider gear set YPKD30-S-27.

Product Features:
  • Standard open carrier case
  • Fits Dana Spicer 30
  • 3.73 and up ratio only
  • Does not include spider gears
  • Includes ring gear bolts, carrier shim kit, roll pin, and cover gasket
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Pro-King – Differential Cross Shaft (Part No.713A673)

Differential Cross Shaft

from

$14.99
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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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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Needa Parts – Standard Engine Oil Drain Plug: 7/8 " -16 Thread, 1-1/8 " Head (sold by each) (Part No.090-018)

Standard Engine Oil Drain Plug: 7/8 " -16 Thread, 1-1/8 " Head (sold by each)

from

$11.29
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • 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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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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Yukon Gear – Carrier Installation Kit For Dana 30 Differential (Part No.57002)

Carrier Installation Kit For Dana 30 Differential

from

$99.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for Dana 30 differential. This kit contains carrier bearings, races and shims.

Product Features:
  • Fits Dana Spicer 30
  • Includes carrier bearings and races and carrier shim kit
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Yukon Gear – Replacement Oil Baffle For Model 35 IFS Front, Dana 25, 27, 30, 44 IFS & Disconnect And Dana 50 (Part No.33002)

Replacement Oil Baffle For Model 35 IFS Front, Dana 25, 27, 30, 44 IFS & Disconnect And Dana 50

from

$4.99
Product Features:
  • Oil baffle for Dana Spicer 30, Dana Spicer 44 IFS, Dana Spicer 50, AMC Model 35 IFS
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USA Standard Gear – Ring/Pinion Sets (Part No.36347)

Ring/Pinion Sets

from

$324.99
Ring/Pinion Sets

Yukon Gear – Dana 44 Pinion Gear Thrust Washer (Part No.33281)

Dana 44 Pinion Gear Thrust Washer

from

$4.99
Dana 44, GM55P & 8.2″ GM pinion gear Thrust washer.

Product Features:
  • Pinion gear thrust washer for Dana Spicer 44, GM 8.2″ and 1955-1964 GM passenger car
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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 – 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
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Yukon Gear – Replacement Standard Open Spider Gear Kit For Dana 30 With 27 Spline Axles (Part No.16073)

Replacement Standard Open Spider Gear Kit For Dana 30 With 27 Spline Axles

from

$155.99
Yukon replacement standard open spider gear kit for Dana 30 with 27 spline axles and with or without quick disconnect. 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.

Product Features:
  • Spider gear kit
  • Fit Dana Spicer 30 open differential with 27 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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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″
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National – Shaft Repair Sleeve (Part No.99225)

Shaft Repair Sleeve

from

$31.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Yukon Gear – Replacement Carrier Shim Kit For Dana Spicer 44, 30 Spline Axles (Part No.55010)

Replacement Carrier Shim Kit For Dana Spicer 44, 30 Spline Axles

from

$15.99
Product Features:
  • Carrier shim kit for Dana Spicer 30 with 30 spline axles
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Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4104)

Differential Pinion Solid Spacer Kit w/Shims

from

$10.49


Product Features:
  • SOLID SPACER FORD 8.8″ & 9″
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Motive Gear – Differential Ring and Pinion (Part No.D44-392)

Differential Ring and Pinion

from

$229.99


Product Features:
  • DANA 44 R/P 3.92 STD MG
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Yukon Gear – Model 20 Gasket (Part No.23025)

Model 20 Gasket

from

$15.99
Model 20 gasket.

Product Features:
  • Cover gasket
  • Fits AMC Model 20
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USA Standard Gear – Master Overhaul Kit for the ‘Model 20 Differential (Part No.37065)

Master Overhaul Kit for the 'Model 20 Differential

from

$248.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

Product Features:
  • Fits AMC Model 20
  • Uses Koyo bearings and races
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.
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Yukon Gear – Steel Spool For Model 20 With 29 Spline Axles, 3.08 & Up (Part No.32049)

Steel Spool For Model 20 With 29 Spline Axles, 3.08 & Up

from

$423.99
Yukon Performance spool for Model 20 with 29 spline axles. fits 3.08 and up. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects.

Product Features:
  • Fits AMC Model 20
  • 3.08 and up ratio only
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Motive Gear – Differential Pinion Shim Kit (Part No.1127)

Differential Pinion Shim Kit

from

$21.29


Product Features:
  • PINION SHIMS – AMC MODEL 20
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Dorman – Differential Pinion Yoke Assembly (Part No.697-542)

Differential Pinion Yoke Assembly

from

$119.99
Worn or damaged differential end yoke causing driveline vibrations- This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

Product Features:
  • Direct replacement – this differential end yoke matches the fit and construction of the original yoke
  • Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts
  • Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
  • Validated fit – this differential end yoke has been tested to confirm accurate fit
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Popular 1984 Jeep CJ7 Differentials Categories

Most Popular Rear Differential Cover Gasket for 1984 Jeep CJ7s

Enhance your 1984 Jeep CJ7 with this popular Rear Differential Cover Gasket we have in stock, for $12.99.

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

Best-Selling 1984 Jeep CJ7 Differential Oil

Upgrade your CJ7 with one of our 6 best-selling Differential Oil, earning an average 5 stars rating across 446 reviews.

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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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

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-Quality Differential Bearings for 1984 Jeep CJ7s

Choose a high-quality OEM or aftermarket Differential Bearing for Jeep CJ7s and enjoy top-notch performance from $10.99.

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.A-36)

Multi-Purpose Bearing

from

$27.99
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
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Driveworks – Taper Bearing Cone (Part No.S-LM-102949)

Taper Bearing Cone

from

$15.49
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
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Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT36)

Bearing - TRB (Tapered Roller Bearing)

from

$34.49
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
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Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT5)

Bearing - TRB (Tapered Roller Bearing)

from

$21.29
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

Top Picks for 1984 Jeep CJ7 Differential Axle Shafts

Invest in one of our 14 durable Differential Axle Shafts for your 1984 Jeep, knowing you’re getting trusted brands and expert craftsmanship.

USA Standard Gear – 4340 Chrome-Moly Axle Kit For ’82-’83 CJ5 & ’82-’86 CJ7, Dana 30, 27 Spline (Part No.35128)

4340 Chrome-Moly Axle Kit For '82-'83 CJ5 & '82-'86 CJ7, Dana 30, 27 Spline

from

$844.99
Product Features:
  • 27 spline inner and outer
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Includes inner and outer 4340 Chromoly axles and Spicer U-Joints
See More

Yukon Gear – Front 4340 Chrome-Moly Replacement Axle Kit For ’82-’86 Dana 30 Jeep CJ (Part No.21324)

Front 4340 Chrome-Moly Replacement Axle Kit For '82-'86 Dana 30 Jeep CJ

from

$1472.99
Yukon front 4340 Chrome-Moly replacement axle kit for ’82-’86 Dana 30 Jeep CJ with 27 splines. 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. This kit comes with inner & outer axles for both left and right sides along with Yukon Superjoints. 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:
  • 27 spline inner and outer
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Includes inner and outer 4340 Chromoly axles and Yukon Super Joints
See More

USA Standard Gear – 4340 Axle Kit For ’82-’83 CJ5 & ’82-’86 CJ7, Dana 30, 27 Spline With Super Joints (Part No.35129)

4340 Axle Kit For '82-'83 CJ5 & '82-'86 CJ7, Dana 30, 27 Spline With Super Joints

from

$1337.99
Product Features:
  • 27 spline inner and outer
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Includes inner and outer 4340 Chromoly axles and Yukon Super Joints
See More

Yukon Gear – Front 4340 Chrome-Moly Replacement Axle Kit For ’82-’86 Dana 30 Jeep CJ (Part No.21323)

Front 4340 Chrome-Moly Replacement Axle Kit For '82-'86 Dana 30 Jeep CJ

from

$1035.00
Yukon front 4340 Chrome-Moly replacement axle kit for ’82-’86 Dana 30 Jeep CJ with 27 splines. 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. This kit comes with inner & outer axles for both left and right sides along with Dana U/joint. 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:
  • 27 spline inner and outer
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Includes inner and outer 4340 Chromoly axles and Spicer U-Joints
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Yukon Gear – One Piece, Long Axles For ’82-’86 Model 20 CJ7 & CJ8 With Bearings And 29 Splines, Kit (Part No.21391)

One Piece, Long Axles For '82-'86 Model 20 CJ7 & CJ8 With Bearings And 29 Splines, Kit

from

$589.99
One piece, long axles for ’82-’86 Model 20 CJ7 & CJ8 with bearings and 29 splines, kit. Yukon 1541H alloy axles come with a five year warranty against manufacturing defects. These axles will not work with an Auburn Ected or a factory Powr Lok posi with two piece side gears.

Product Features:
  • Rear axle kit
  • Fits 1982-1986 Jeep CJ7 and CJ8 with AMC Model 20 rear
  • 29 spline
  • Replaces stock two piece axles with upgraded one piece design
  • Includes two axles, axle bearings and seals, axle retainers, axle studs and silicone
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Yukon Gear – 4340 Chrome-Moly Left Hand Inner Axle For Dana 30, ’82-’86 Jeep CJ, Uses 5-760X U/Joint (Part No.21348)

4340 Chrome-Moly Left Hand Inner Axle For Dana 30, '82-'86 Jeep CJ, Uses 5-760X U/Joint

from

$298.99
Yukon 4340 Chrome-Moly left hand inner replacement axle for Dana 30, ’82-’86 Jeep CJ with a length of 28.69 and 27 splines. 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:
  • 27 spline
  • 28.69″ long
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Left hand inner
  • 5-760X U-joint size
  • 4340 Chromoly
See More

Yukon Gear – 4340 Chrome-Moly Right Hand Inner Axle For Dana 30, ’82-’86 Jeep CJ, Uses 5-760X U/Joint (Part No.21349)

4340 Chrome-Moly Right Hand Inner Axle For Dana 30, '82-'86 Jeep CJ, Uses 5-760X U/Joint

from

$298.99
Yukon 4340 Chrome-Moly right hand inner replacement axle for Dana 30, ’82-’86 Jeep CJ with a length of 15.82 and 27 splines. 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:
  • 27 spline
  • 15.82″ long
  • Fits Dana Spicer 30 in 1982-1986 Jeep CJ
  • Right hand inner
  • 5-760X U-joint size
  • 4340 Chromoly
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Yukon Gear – 1541H Alloy Right Hand Rear Axle For Model 20 (Long Set) (Part No.21294)

1541H Alloy Right Hand Rear Axle For Model 20 (Long Set)

from

$298.99
Yukon 1541H alloy right hand rear axle for Model 20 (long set) with a length of 28 3/8″ and 29 splines. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy axles come with a five year warranty against manufacturing defects. This axle will not work with an Auburn Ected or a factory Powr Lok posi with two piece side gears.

Product Features:
  • 29 spline
  • 28 3/8″ long
  • Fits AMC Model 20 in 1982-1986 CJ7
  • One piece axle
  • Right hand side
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Omix – Axle Shaft Assembly; LH; for Dana 30; 82-86 Jeep CJ Models (Part No.16523.07)

Axle Shaft Assembly; LH; for Dana 30; 82-86 Jeep CJ Models

from

$287.99
Has your front axle shaft or U-joint failed? Omix-ADA offers complete front Jeep axle shaft assemblies providing everything you need for a simple installation. Slide the old parts out and slide the new parts in. You’ll be back on the road in no time.

Product Features:
  • Left Driver Side
  • OE Style
  • Direct Fit
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Yukon Gear – 1541H Alloy Left Hand Rear Axle For Model 20 (Long Set) (Part No.21295)

1541H Alloy Left Hand Rear Axle For Model 20 (Long Set)

from

$283.99
Yukon 1541H alloy left hand rear axle for Model 20 (long set) with a length of 25.295″ and 29 splines. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy axles come with a five year warranty against manufacturing defects. This axle will not work with an Auburn Ected or a factory Powr Lok posi with two piece side gears.

Product Features:
  • 29 spline
  • 25.295″ long
  • Fits AMC Model 20 in 1982-1986 CJ7
  • One piece axle
  • Left hand side
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Yukon Gear – 1541H Alloy 2 Piece Left Hand Short Axle For Model 20 (’82-’86 CJ7) (Part No.21649)

1541H Alloy 2 Piece Left Hand Short Axle For Model 20 ('82-'86 CJ7)

from

$199.99
Yukon 1541H alloy 2 piece left hand short axle for Model 20 (’82-’86 CJ7) with a length of 28-5/8″ inches long and 29 splines. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy axles come with a five year warranty against manufacturing defects.

Product Features:
  • 29 spline
  • 28 5/8″ long
  • Fits AMC Model 20 in 1982-1986 CJ7
  • Two piece axle
  • Left hand side
  • Does not include hub
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Yukon Gear – 1541H Alloy 2 Piece Right Hand Short Axle For Model 20 (’82-’86 CJ7) (Part No.21650)

1541H Alloy 2 Piece Right Hand Short Axle For Model 20 ('82-'86 CJ7)

from

$194.99
Yukon 1541H alloy 2 piece right hand short axle for Model 20 (’82-’86 CJ7) with a length of 31-5/8″ inches long and 29 splines. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy axles come with a five year warranty against manufacturing defects.

Product Features:
  • 29 spline
  • 31 5/8″ long
  • Fits AMC Model 20 in 1982-1986 CJ7
  • Two piece axle
  • Right hand side
  • Does not include hub
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Yukon Gear – Two Piece Axle Hub For Model 20 – Fits Stock Type Axle (Part No.21648)

Two Piece Axle Hub For Model 20 - Fits Stock Type Axle

from

$175.99
Yukon Two piece axle hub for Model 20. fits stock type axle. Yukon hubs come with a 1 year warranty against manufacturing defects.

Product Features:
  • Fits AMC Model 20 in CJ5 and CJ7
  • Hub
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Motive Gear – AM20 AXLE SHAFT 82-86 (Part No.8133885)

AM20 AXLE SHAFT 82-86

from

$103.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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Differential Covers for 1984 Jeep CJ7s

Make a smart move for your 1984 Jeep CJ7 with products all priced from $52.99 to $269.99.

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
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Yukon Gear – Finned Polished Aluminum Cover For Amc Model 20 (Part No.32031)

Finned Polished Aluminum Cover For Amc Model 20

from

$269.99
Finned Polished aluminum cover for AMC Model 20.

Product Features:
  • Fits AMC Model 20
  • Finned polished aluminum
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Yukon Gear – Differential (Part No.29103)

Differential

from

$257.99
Differential

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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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 – Chrome Cover For Amc Model 20 (Part No.32019)

Chrome Cover For Amc Model 20

from

$74.99
Chrome cover for AMC Model 20.

Product Features:
  • Fits AMC Model 20
  • Chrome
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Top-Rated Differential Brands For Your 1984 Jeep CJ7

When it comes to finding the perfect Differential for your 1984 Jeep CJ7, 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 Valvoline, National, and Driveworks, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $10.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1984 Jeep CJ7, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 1984 Jeep CJ7 Differentials

If you’re looking for a top-quality Differential for your 1984 Jeep CJ7, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 1 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $35.99, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 1984 Jeep CJ7 come highly rated, with over 446 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.
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
from $35.99
(446)
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
“Good quality great price”

Top-Quality National 1984 Jeep CJ7 Differentials

For those in search of a high-quality Differential for their 1984 Jeep CJ7, Advance Auto Parts offers a great selection of National Differentials. With 3 National Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $11.99, with an average price of $26.49, giving you a range of options to suit your budget. Backed by over 8 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Differential Pinion Seal
from $23.49
(4)
Differential Pinion Seal
“Works well fit right in. Love national seals”
Shaft Repair Sleeve
from $43.99
(2)
Shaft Repair Sleeve
“As a mechanic I dont have time or money to waste on inferior products, which this is not. Great product,great price”
Bearing Race
from $11.99
(2)
Bearing Race
“Reasonable price and woks well. front diff 2006 Escalade esv”

FAQs for 1984 Jeep CJ7 Differentials

What are the best-selling Differentials for 1984 Jeep CJ7s?

Out of 205 Differentials that fit 1984 Jeep CJ7s, the following parts are the top sellers:

What’s the price range for 1984 Jeep CJ7 Differentials?

The prices of Differentials for the 1984 Jeep CJ7 range from $1.99 up to $1,566.99 for the most premium parts.

What is the average price of a Differential for a 1984 Jeep CJ7?

The average price for Differentials for the 1984 Jeep CJ7 is $189.23. 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 CJ7 model years?

Yes, we carry Differentials for 9 model years of Jeep CJ7s between 1976 and 1986. The following model years are the most popular for Differential purchases: 1986, 1985, 1983, 1982, 1981, 1980, 1979, 1978, and 1977.

What are the cheapest Differentials for my 1984 Jeep CJ7?

The cheapest 1984 Jeep CJ7 Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1984 Jeep models?

Yes. We stock Differentials for 4 other popular 1984 Jeep models. Some of the most popular are 1984 Cherokee Differentials, 1984 Grand Wagoneer Differentials, 1984 Wagoneer Differentials, 1984 J10 Differentials, and 1984 J20 Differentials.

What types of Differentials do you sell for my 1984 Jeep CJ7?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 1984 Jeep CJ7:

Can I get help with 1984 Jeep CJ7 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 CJ7 Differentials?

Advance Auto Parts keeps returns simple. For new Jeep CJ7 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.