1989 Dodge Diplomat Differentials

Essential 1989 Dodge Diplomat Differentials

Yukon Gear – Steel Cover For Chrysler 9.25" Rear (Part No.32314)

Steel Cover For Chrysler 9.25" Rear

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$93.99
Product Features:
  • Fits Chrysler 9.25″ rear
  • Steel
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Yukon Gear – Standard Open Spider Gear Kit For ’96 And Older 8.25" Chrysler With 27 Spline Axles (Part No.16002)

Standard Open Spider Gear Kit For '96 And Older 8.25" Chrysler With 27 Spline Axles

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$301.99
Yukon standard open spider gear kit for ’96 and older 8.25″ Chrysler with 27 spline axles. 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 Chrysler 8.25″ open differntial with 27 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – 9.25" Chrysler, Dana 60 Semi-Float X/P Bolt, 80 & Up, 5/16" Head, Tapered Shoulder (Part No.33238)

9.25" Chrysler, Dana 60 Semi-Float X/P Bolt, 80 & Up, 5/16" Head, Tapered Shoulder

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$9.99
Product Features:
  • Cross pin bolt for Dana Spicer 60 with c-clip axles
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Pro-King – Differential Pinion Shim Kit (Part No.742G202)

Differential Pinion Shim Kit

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$5.99
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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National – Shaft Repair Sleeve (Part No.99168)

Shaft Repair Sleeve

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$36.49
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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Motive Gear – Differential Crush Sleeve (Part No.3507575)

Differential Crush Sleeve

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$2.49


Product Features:
  • CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000
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Yukon Gear – Master Overhaul Kit For Chrysler ’76-’04 8.25" Differential (Part No.14005)

Master Overhaul Kit For Chrysler '76-'04 8.25" Differential

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$284.99
Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses Timken bearings and races along with high quality seals and small parts. Included in this kit 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), Thread locking compound, marking compound with brush, and gasket. Yukon’s Master Overhaul kits are the most comprehensive and complete kits on the market. They do extensive research to ensure that every kit is specially tailored to your application.

Product Features:
  • Fits 1976-2004 Chrysler 8.25″
  • Included are Timken 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 – Cross Pin Bolt (Part No.33067)

Cross Pin Bolt

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$6.99
Cross pin bolt for Chrysler 8.25″, 9.25″ rear, Ford 7.5″, 8.8″, GM 12 bolt car & truck, 7.2″ IFs, 7.5″, 7.6″, 8.0″, 8.25″ IFS & 8.5″.

Product Features:
  • Cross pin bolt for Chrysler 8.25″ and 9.25″ rear, Ford 7.5″ and 8.8″, GM 12 botl car and truck, 8.5″, 8.25″ IFS, 8.0″, 7.625″, 7.5″ and 7.2″ IFS
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Powertrax – Grip LS Traction System (Part No.LS309231)

Grip LS Traction System

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$511.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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Dorman – Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size (Part No.090-062CD)

Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size

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$8.99
This differential cover plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this differential cover plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Yukon Gear – Ring Gear Bolt For Chrysler 7.25", 8" IFS, 8.25", 8.75" & GM 7.2" IFS Front (Part No.33035)

Ring Gear Bolt For Chrysler 7.25", 8" IFS, 8.25", 8.75" & GM 7.2" IFS Front

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$8.99
Ring gear bolt for Chrysler 7.25″, 8″ IFS, 8.25″, 8.75″ & GM 7.2″ IFS front. 3/8″ x 24.

Product Features:
  • Ring gear bolt for Chrysler 7.25″, 8.0″ IFS and 8.75″
  • 3/8″ x 24 thread
  • .866″ long
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Motive Gear – Differential Carrier Gear Kit (Part No.C8.25BI)

Differential Carrier Gear Kit

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$121.99


Product Features:
  • INTERNALS 8.25 CHRYSLER 27 SPLINE 96 & EARLIER
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Yukon Gear – Side Gear And Thrust Washer For 7.25" Chrysler (Part No.33279)

Side Gear And Thrust Washer For 7.25" Chrysler

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$69.99
Side gear thrust washer for 7.25″ Chrysler.

Product Features:
  • Side gear thrust washer kit
  • Fits Chrysler 7.25″
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Needa Parts – Differential Plug, Rubber, Chrysler 2008-2000 (Part No.65293)

Differential Plug, Rubber, Chrysler 2008-2000

from

$5.99
This differential cover plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this differential cover plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Pro-King – Differential Bearing Cone (Part No.742G255)

Differential Bearing Cone

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$19.79
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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USA Standard Gear – Ring & Pinion Gear Set For Chrysler 8.25" In A 3.90 Ratio (Part No.36010)

Ring & Pinion Gear Set For Chrysler 8.25" In A 3.90 Ratio

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$319.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 3.90 ratio
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Yukon Gear – Pinion Nut (Part No.33142)

Pinion Nut

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$10.99
Pinion nut for Chrysler 7.25″, 8.0″ IFS, 8.25″, 8.75″ fine spline, 9.25″ front & rear, 7/16″ x 14.

Product Features:
  • Pinion nut for Chrysler 8.0″ IFS, 8.25″, 8.75″ with 29 spline pinion and 9.25″ rear
  • 7/8″ x 14 thread
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Dorman – Differential Pinion Yoke Assembly (Part No.697-541)

Differential Pinion Yoke Assembly

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$231.99
A worn or damaged differential pinion flange can lead to driveline vibrations and fluid leaks. This part is designed to match the performance of the original equipment pinion flange on specified vehicles. It has been engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is rusted, worn or damaged. It is made of rugged materials for reliable service and durability.

Product Features:
  • Direct replacement – this differential pinion flange is designed to match the performance of the original equipment flange on specified vehicles
  • Ideal solution – engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is worn or damaged
  • 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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Yukon Gear – Standard Open Carrier Case For ’09 & Down Chrysler 9.25" Rear (Part No.20008)

Standard Open Carrier Case For '09 & Down Chrysler 9.25" Rear

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$261.99
Product Features:
  • Standard open carrier case
  • Fits 2009 and down Chrysler 9.25″ rear
  • Does not include spider gears
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Yukon Gear – Positraction Clutch Guide (Part No.33352)

Positraction Clutch Guide

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$8.99
Positraction clutch guide.

Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
  • Compatible with Dura Grip positractions only
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Yukon Gear – Differential Side Bearing Screw Adjuster For 9.25" Chrysler (Part No.33256)

Differential Side Bearing Screw Adjuster For 9.25" Chrysler

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$64.99
Differential side bearing screw adjuster for 9.25″ Chrysler.

Product Features:
  • Side adjuster for Chrysler 9.25″ rear
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Felpro – Differential Cover Gasket (Part No.RDS 55073)

Differential Cover Gasket

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$9.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Motive Gear – Differential Gear Install Kit (Part No.C7.25IK)

Differential Gear Install Kit

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$31.99
Product Features:
  • MINI-INSTLTN KIT-CHRYSLER 7 1/4″
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Yukon Gear – Pinion Install Kit For Chrysler 7.25" Differential (Part No.13001)

Pinion Install Kit For Chrysler 7.25" Differential

from

$223.99
Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:
  • Fits Chrysler 7.25″
  • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
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Yukon Gear – 8.25" Chrysler Notched Cross Pin (0.801" Diameter) (Part No.33433)

8.25" Chrysler Notched Cross Pin (0.801" Diameter)

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$84.99
8.25″ Chrysler notched cross pin shaft for standard open carriers. (0.801″ diameter). This cross pin shaft is not compatible with Powertrax Lock Rights or Spartan Lockers, or with factory Trac Loc positractions.

Product Features:
  • Cross pin shaft
  • Fits Chryler 8.25″
  • 0.801″ diameter
  • Notched
  • Not compatible with Spartan Lockers or Lock Rights
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

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

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Yukon Gear – The Carrier Bearing Puller (Part No.56034)

The Carrier Bearing Puller

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$689.99
The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to most standard one ton applications. This unit is works with differentials up to one-ton applcations. It is not compatible with Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:
  • Carrier bearing puller
  • Works with an impact gun to safely and easliy remove carrrier bearings
  • Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or Gm and Chrysler 11.5″ applications
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USA Standard Gear – Open Spider Gear Set For Chrysler 9.25", 31 Spline (Part No.39004)

Open Spider Gear Set For Chrysler 9.25", 31 Spline

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$209.99
Product Features:
  • Fits Chrysler 9.25″ rear with open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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1989 Dodge Diplomat Differentials

Maybe you’re in the middle of a full rebuild of that 1989 Dodge Diplomat. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 164 different Differentials in our inventory ranging from $2.49 to $829.99. That means you can find the exact parts or products you need to keep that 1989 Dodge Diplomat running smoothly.

Differentials are only as good as their brand. We stock 10 different brands to make sure you have plenty of trusted parts to choose from for your 1989 Dodge Diplomat. Driveworks, Dorman, and Yukon Gear are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Differentials for your 1989 Dodge Diplomat, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 280 reviews in this category, some of the top rated parts include Bearings with 4.7 stars and Differential Ring and Pinion Set with 5.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1989 Dodge Diplomat rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Differentials Brands To Make Your 1989 Dodge Diplomat Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1989 Dodge Diplomat demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Diplomat the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Needa Parts Differentials

We carry Needa Parts parts in our stock across Differential Drain Plugs categories, plus more. For a 1989 Dodge Diplomat, our most popular Needa Parts Differentials include:
Differential Plug, Rubber, Chrysler 2008-2000
from $5.99
(11)
Differential Plug, Rubber, Chrysler 2008-2000
Differential Drain Plugs

Top 1989 Dodge Diplomat Differentials from Felpro

Felpro products are another trusted brand when it comes to Differentials for your 1989 Dodge Diplomat. Popular Felpro parts include:
DIFFERENTIAL GASKET
from $6.79
(21)
DIFFERENTIAL GASKET
Rear Differential Cover Gaskets

FAQs for 1989 Dodge Diplomat Differentials

What are the most purchased Differentials for the 1989 Dodge Diplomat?

Out of 164 Differentials for the 1989 Dodge Diplomat, the most popular in our inventory are:
Tapered Cone/Cup Wheel Bearing Set
from $13.99
(14)
Tapered Cone/Cup Wheel Bearing Set
Differential Bearings
Differential Shaft Lock Bolt
from $5.99
(11)
Differential Shaft Lock Bolt
Differential Pinion Shaft Lock Bolts
3 Qt - Penzoil 80W90 Conventional Gear Oil
from $44.99
This product is not rated
3 Qt – Penzoil 80W90 Conventional Gear Oil
Differential Oil

What are the top-rated 1989 Dodge Diplomat Differentials?

Top-rated Differentials for your 1989 Dodge Diplomat based on customer reviews/ratings are:
Bearings
from $18.79
(3)
Bearings
“as advertised”
Differential Ring and Pinion Set
from $384.99
(2)
Differential Ring and Pinion Set
“good”
Differential Crush Sleeve
from $2.49
(1)
Differential Crush Sleeve
“High quality, would buy again”