Auto Barn
Est. 1957
Eaton GM 8.5in Front Master Install Kit
User 1
1 / 2
Eaton
Eaton

Eaton GM 8.5in Front Master Install Kit

$171.90

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Eaton GM 8.5in Front Master Install Kit. Includes premium bearings for quiet operation and long life.

Key Features

  • Fits 1991 and older GM 8.5-inch front differentials.
  • Includes components for standard rotation differentials.
  • Compatible with Eaton Posi and Truetrac units.
  • Features 10 cover bolts and 10 ring gear bolts.
  • Has 28/30 axle splines and 30 pinion splines.
  • Uses premium bearings for long life and quiet operation.
This kit is designed for 1991 and older GM 8.5-inch front differentials with standard rotation. Refer to Eaton's application guide to confirm fitment with your specific vehicle and differential model.
Secure CheckoutFast Shipping631-982-0042

Product Details

This Eaton master installation kit is built with premium bearings, which are key for ensuring long life and quiet operation when you're upgrading your differential or replacing your ring and pinion. It's designed for GM 8.5-inch differentials and comes with everything you need to get the job done right in one convenient box.

This kit is specifically for standard rotation differentials and is compatible with Eaton Posi and Truetrac units. It's intended for 1991 and older applications, featuring 10 cover bolts and 10 ring gear bolts, with 28/30 axle splines and 30 pinion splines. Using a master install kit like this simplifies the process, ensuring all the necessary, well-built components are ready for installation.

Specifications

Brand
Eaton
Manufacturer Part #
K-GM8.5SF

Frequently Asked Questions

Eaton GM 8.5in Front Master Install Kit

$171.90