1989 Cadillac Fleetwood Differentials

Essential 1989 Cadillac Fleetwood Differentials

Richmond Gear – Differential Cross Shaft (Part No.80-0270-1)

Differential Cross Shaft

from

$64.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
See More

Richmond Gear – Differential Spool Bearing Kit (Part No.29-0013-1)

Differential Spool Bearing Kit

from

$58.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
See More

Dorman – Rear Differential Cover (Part No.697-701)

Rear Differential Cover

from

$20.99
This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:
  • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles.
  • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid.
  • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Driveworks – Camshaft Seal (Part No.S-99139)

Camshaft Seal

from

$23.99
Product Features:
  • Brand may vary by location
See More

FAG US – SHAFT SEAL (Part No.SS2987)

SHAFT SEAL

from

$23.29
SHAFT SEAL

Motive Gear – Performance Differential Ring and Pinion (Part No.G885456)

Performance Differential Ring and Pinion

from

$343.99


Product Features:
  • GM 10BL 8.5 R/P 4.56 FRT/REAR MGP
See More

Motive Gear – Ring Gear Bolt (Part No.14066913)

Ring Gear Bolt

from

$2.49


Product Features:
  • RING GEAR BOLT 8.5″ 7.5″ 7/16 X 20 LEFT HAND
See More

FAG US – CUP (Part No.LM67010)

CUP

from

$6.69
CUP

National – Shaft Repair Sleeve (Part No.99139)

Shaft Repair Sleeve

from

$39.99
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
See More

Pro-King – Differential Cross Shaft (Part No.742G930)

Differential Cross Shaft

from

$2.79
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.
See More

National – Wheel Bearing and Seal Kit (Part No.RA-320)

Wheel Bearing and Seal Kit

from

$151.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Spindle bearing and seal kit
  • Includes all components required to complete the repair
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Dorman – Help – Pinion Crush Sleeves (Part No.81057)

Pinion Crush Sleeves

from

$5.29
This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles.
  • Required replacement – when servicing the differential
  • 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
See More

Motive Gear – Differential Pinion Shim Kit (Part No.1102)

Differential Pinion Shim Kit

from

$9.49


Product Features:
  • KIT SHIM PINION
See More

Driveworks – Cylindrical Bearing (Part No.S-R1561TV)

Cylindrical Bearing

from

$31.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

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
See More

Motive Gear – Differential Gear Install Kit (Part No.GM8.5IK)

Differential Gear Install Kit

from

$65.99


Product Features:
  • MINI INSTALL KIT GM 8.5 REAR
See More

Motive Gear – Differential Carrier Gear Kit (Part No.GM9.5BI)

Differential Carrier Gear Kit

from

$176.99


Product Features:
  • GM9.5″ INTERNAL KIT (OPEN) 33 SPL. FRONT & REAR
See More

Pro-King – Rear Axle Shaft Kit (Part No.AXK-176)

Rear Axle Shaft Kit

from

$127.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:
  • High strength steel
  • Dual heat treating process
See More

Pro-King – Differential Internal Nest Kit (Part No.741A717A)

Differential Internal Nest Kit

from

$155.99
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.
See More

Dorman – Differential Yoke including Seal and Pinion Nut (Part No.697-500)

Differential Yoke including Seal and Pinion Nut

from

$139.99
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
See More

Motive Gear – Pinion Nut (Part No.1260823)

Pinion Nut

from

$8.49
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.
See More

Felpro – Differential Cover Gasket (Part No.RDS 55028-1)

Differential Cover Gasket

from

$9.99
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
See More

Felpro – DIFFERENTIAL GASKET (Part No.RDS 55072)

DIFFERENTIAL GASKET

from

$7.99
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
See More

Powertrax – Grip LS Traction System (Part No.LS201028)

Grip LS Traction System

from

$463.99
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!
See More

Pro-King – Differential Cover Plug (Part No.742G484)

Differential Cover Plug

from

$6.59
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.
See More

1989 Cadillac Fleetwood Differentials

Maybe you’re in the middle of a full rebuild of that 1989 Cadillac Fleetwood. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 74 different Differentials in our inventory ranging from $1.99 to $463.99. That means you can find the exact parts or products you need to keep that 1989 Cadillac Fleetwood 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 Cadillac Fleetwood. Valvoline, FELPRO, and Dorman 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 Cadillac Fleetwood, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 467 reviews in this category, some of the top rated parts include Rear Differential Cover with 4.5 stars and Rear Differential Cover with 4.1 stars.

So if you’re in the market for aftermarket Differentials to keep your 1989 Cadillac Fleetwood 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 Cadillac Fleetwood Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1989 Cadillac Fleetwood 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 Fleetwood the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Driveworks Differentials

We carry Driveworks parts in our stock across Differential Pinion Seals categories, plus more. For a 1989 Cadillac Fleetwood, our most popular Driveworks Differentials include:
Oil Seal
from $7.79
(1)
Oil Seal
Differential Pinion Seals

Top 1989 Cadillac Fleetwood Differentials from Felpro

Felpro products are another trusted brand when it comes to Differentials for your 1989 Cadillac Fleetwood. Popular Felpro parts include:
Differential Cover Gasket
from $9.99
(195)
Differential Cover Gasket
Rear Differential Cover Gaskets

FAQs for 1989 Cadillac Fleetwood Differentials

What are the most purchased Differentials for the 1989 Cadillac Fleetwood?

Out of 74 Differentials for the 1989 Cadillac Fleetwood, the most popular in our inventory are:
DEX/MERC Automatic Transmission Fluid, 1 Gallon
from $35.99
(17)
DEX/MERC Automatic Transmission Fluid, 1 Gallon
Differential Oil
Bearings
from $23.99
(7)
Bearings
Front Differential Pinion Bearings

What are the top-rated 1989 Cadillac Fleetwood Differentials?

Top-rated Differentials for your 1989 Cadillac Fleetwood based on customer reviews/ratings are:
Rear Differential Cover
from $20.99
(38)
Rear Differential Cover
“Looks great, face lift for the rear differential. Old one was rusted & in bad shape. Just remember to get the correct size.”
Rear Differential Cover
from $32.99
(14)
Rear Differential Cover
“Heavy steel with the original magnet. Fits like original.. Not a cheap stamping by any means”
Differential Yoke including Seal and Pinion Nut
from $139.99
(10)
Differential Yoke including Seal and Pinion Nut
“Will this fot 2001 jeep grand cherokee 4.0 limited with dana 35 read end”