1979 Dodge Diplomat Differentials

Essential 1979 Dodge Diplomat Differentials

Yukon Gear – Redi-Sleeve Yoke Saver For 8.75" C, 9.25" C, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD (Part No.30228)

Redi-Sleeve Yoke Saver For 8.75" C, 9.25" C, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD

from

$37.99
Replacement redi-sleeve yoke saver for 8.75″ c, 9.25″ c, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD .Yukon Mighty seal.

Product Features:
  • Redi-Sleeve yoke saver
  • Fits Chrysler 8.75″ and 9.25″ rear, Dana Spicer 60, 70, 70U and 70HD
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Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

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

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

Product Features:
  • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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Yukon Gear – Bearing Race Driver (Part No.56015)

Bearing Race Driver

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$215.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits HM88610 race
  • All steel construction
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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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Dorman – Differential Pinion Yoke Assembly (Part No.697-541)

Differential Pinion Yoke Assembly

from

$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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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 – Chrysler Fine Spline Pinion Nut For Chrysler 7.25", 8", 8.25", 8.75", And 9.25" (Part No.33253)

Chrysler Fine Spline Pinion Nut For Chrysler 7.25", 8", 8.25", 8.75", And 9.25"

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$26.99
Product Features:
  • Pinion nut
  • Fits Chrysler 7.25″, 8.0″, 8.25″, 9.25″ and 8.75″ with 29 spline pinion
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Motive Gear – Differential Crush Sleeve (Part No.3507575)

Differential Crush Sleeve

from

$2.49


Product Features:
  • CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000
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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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Yukon Gear – Pinion Install Kit For Chrysler 9.25" Differential (Part No.13011)

Pinion Install Kit For Chrysler 9.25" Differential

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$276.99
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, 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 9.25″ rear
  • Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.
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Driveworks – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-35)

Tapered Cone/Cup Wheel Bearing Set

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$13.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Yukon Gear – Bolt/Screw For Adjuster Lock For Chrysler 7.25", 8.25", 8.75", 9.25" (Part No.33233)

Bolt/Screw For Adjuster Lock For Chrysler 7.25", 8.25", 8.75", 9.25"

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$15.99
Bolt/screw for adjuster lock for Chrysler 7.25″, 8.25″, 8.75″, 9.25″.

Product Features:
  • Side adjuster lock bolt
  • Fits Chrysler 7.25″, 8.25″, 8.75″ and 9.25″
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Pro-King – Differential Pinion Shim Kit (Part No.742G202)

Differential Pinion Shim Kit

from

$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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Yukon Gear – Standard Open Spider Gear Kit For 7.25" Chrysler With 25 Spline Axles (Part No.16001)

Standard Open Spider Gear Kit For 7.25" Chrysler With 25 Spline Axles

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$234.99
Yukon standard open spider gear kit for 7.25″ Chrysler with 25 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
  • Fits Chrysler 7.25″ 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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USA Standard Gear – Ring/Pinion Sets (Part No.36350)

Ring/Pinion Sets

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$469.99
Ring/Pinion Sets

Yukon Gear – 9.25" Pinion Gear Thrust Washer (Part No.33274)

9.25" Pinion Gear Thrust Washer

from

$12.99
9.25″ pinion gear thrust washer.

Product Features:
  • Pinion gear thrust washer for Chrysler 9.25″ rear
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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 – Cross Pin Shaft For Standard Open Chrysler 9.25" (Part No.33311)

Cross Pin Shaft For Standard Open Chrysler 9.25"

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$46.99
Cross pin shaft for standard open Chrysler 9.25″, .860″ diameter. Will not fit posi!

Product Features:
  • Cross pin shaft for Chrysler 9.25″
  • Fits standard open differentials only
  • 0.860″ diameter
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National – Multi Purpose Seal (Part No.5126)

Multi Purpose Seal

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$18.99
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Yukon Gear – 8.25" Chrysler Cover Gasket (Part No.23000)

8.25" Chrysler Cover Gasket

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$12.99
8.25″ Chrysler cover gasket.

Product Features:
  • Cover gasket
  • Fits Chrysler 8.25″
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Felpro – Differential Cover Gasket (Part No.RDS 12775)

Differential Cover Gasket

from

$8.29
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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Yukon Gear – Yoke For Chrysler 7.25" And 8.25" With A 7260 U/Joint Size (Part No.41003)

Yoke For Chrysler 7.25" And 8.25" With A 7260 U/Joint Size

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$279.99
Yukon yoke for Chrysler 7.25″ and 8.25″ with a 7260 U/joint size. 2.125″ snap ring span, 1.078″ cap diameter. Inside snap ring.This yoke uses straps. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Chrysler 7.25″ and 8.25″
  • 27 spline
  • 7260 u-joint size
  • Inside snap ring design
  • 2.125″ snap ring span
  • 1.078″ cap diameter
  • Strap style
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Yukon Gear – Positraction Spiders For Chrysler9.25" Dura Grip Posi, 31 Spline, No Clutches Included (Part No.16180)

Positraction Spiders For Chrysler9.25" Dura Grip Posi, 31 Spline, No Clutches Included

from

$389.99
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
  • Fits Chrysler 9.25″
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
  • Fits Yukon Dura Grip
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Motive Gear – Ring Gear Bolt (Part No.1304)

Ring Gear Bolt

from

$7.99


Product Features:
  • CHRY 8 3/4″ RING GEAR BOLTS C 8.25″
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Yukon Gear – Carrier Installation Kit For ’76 & Up Chrysler 8.25" Rear (Part No.57014)

Carrier Installation Kit For '76 & Up Chrysler 8.25" Rear

from

$78.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for ’76 & up Chrysler 8.25″ rear.

Product Features:
  • Fits 1976 and up Chrysler 8.25″
  • Includes carrier bearings and races
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National – Bearings (Part No.M86610)

Bearings

from

$9.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Motive Gear – Differential Super Bearing Kit – Koyo (Part No.R8.25RSK)

Differential Super Bearing Kit - Koyo

from

$137.99


Product Features:
  • SUPER KIT-CHRY 8.25
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Yukon Gear – Six Piece Side Gear And Thrust Washer Kit For Chrysler 8" And 9.25" (Part No.33278)

Six Piece Side Gear And Thrust Washer Kit For Chrysler 8" And 9.25"

from

$98.99
Six piece side gear thrust washer kit for Chrysler 8″ and 9.25″.

Product Features:
  • Side gear thrust washer kit
  • Fits Chrysler 8″ and 9.25″
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1979 Dodge Diplomat Differentials

Maybe you’re in the middle of a full rebuild of that 1979 Dodge Diplomat. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 166 different Differentials in our inventory ranging from $2.49 to $1,566.99. That means you can find the exact parts or products you need to keep that 1979 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 1979 Dodge Diplomat. FELPRO, Driveworks, 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 1979 Dodge Diplomat, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,827 reviews in this category, some of the top rated parts include Differential Ring And Pinion Set with 5.0 stars and Differential Pinion Shim Kit with 5.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1979 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 1979 Dodge Diplomat Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1979 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 Yukon Gear Differentials

We carry Yukon Gear parts in our stock across Differential Cross Pins categories, plus more. For a 1979 Dodge Diplomat, our most popular Yukon Gear Differentials include:
Cross Pin Shaft For Standard Open Chrysler 9.25"
from $46.99
(1)
Cross Pin Shaft For Standard Open Chrysler 9.25"
Differential Cross Pins

Top 1979 Dodge Diplomat Differentials from Felpro

Felpro products are another trusted brand when it comes to Differentials for your 1979 Dodge Diplomat. Popular Felpro parts include:
Differential Cover Gasket
from $9.49
(34)
Differential Cover Gasket
Rear Differential Cover Gaskets
DIFFERENTIAL GASKET
from $6.79
(21)
DIFFERENTIAL GASKET
Rear Housing Cover Gaskets

FAQs for 1979 Dodge Diplomat Differentials

What are the most purchased Differentials for the 1979 Dodge Diplomat?

Out of 166 Differentials for the 1979 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
Front Differential Pinion Bearings
3 Qt - 80W90 Conventional Gear Oil With Posi Additive
from $57.99
This product is not rated
3 Qt – 80W90 Conventional Gear Oil With Posi Additive
Differential Oil
Bearings
from $23.99
(7)
Bearings
Front Differential Pinion Bearings

What are the top-rated 1979 Dodge Diplomat Differentials?

Top-rated Differentials for your 1979 Dodge Diplomat based on customer reviews/ratings are:
Differential Ring And Pinion Set
from $384.99
(2)
Differential Ring And Pinion Set
“good”
Differential Pinion Shim Kit
from $7.49
(1)
Differential Pinion Shim Kit
“good product”
Differential Crush Sleeve
from $2.49
(1)
Differential Crush Sleeve
“High quality, would buy again”