Eaton GM 8.5/8.6-Inch Rear Master Differential Install Kit eatK-GM8.5-08R

Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differential or replace your ring and pinion, in one box. Premium bearings and components ensure long life and quiet operation. Eaton Master Differential Install Kit; Rear; GM 8.5/8.6 in.; 10 Cover Bolts; 10 Ring Gear Bolts; 30 Axle Spline; 30 Pinion Spline; Standard Rotation;

• Includes all necessary components to complete installation
• Reference Eatons application guide to confirm part fitment
• For Eaton: 187C148A; 913A481; 19559-010; 19659-010
• Eaton only uses premium bearings
• Fits 1999-2008 Applications
• Rear

The Eaton GM 8.5/8.6-Inch Rear Master Differential Install Kit is designed to simplify differential upgrades, differential replacements, and ring-and-pinion installations. Eaton combines the essential installation components in one complete kit, helping ensure proper setup and dependable drivetrain performance for applicable rear differentials.

Built with premium bearings and quality installation components, this kit supports smooth, quiet operation and long service life when installed according to the manufacturer’s specifications. The kit is intended for standard-rotation applications with 30 axle splines, 30 pinion splines, 10 ring gear bolts, and 10 cover bolts. Always consult the Eaton application guide to verify compatibility before installation.

• Application: Rear GM 8.5/8.6-inch differential installation
• Compatibility: Designed for 1999–2008 applications when matched to the correct vehicle configuration
• Reference Applications: Eaton 187C148A, 913A481, 19559-010, and 19659-010
• Manufacturer: Eaton
• Part Number: eatK-GM8.5-08R
• Rotation: Standard rotation
• Axle Spline Count: 30
• Pinion Spline Count: 30

What’s Included: One Eaton master differential installation kit containing the required premium bearings and installation components for the specified application. Confirm all components and vehicle fitment before beginning installation.

Features:

• Complete Installation Kit: Provides the necessary components to install an applicable Eaton differential or replace a ring and pinion in one convenient package.
• Premium Bearings: Eaton uses premium bearings to support reliable operation, smooth performance, and extended service life.
• GM Rear Differential Compatibility: Designed for GM 8.5/8.6-inch rear differential applications with the appropriate vehicle and gear configuration.
• Application-Specific Design: Supports standard rotation systems with 30 axle splines, 30 pinion splines, 10 ring gear bolts, and 10 cover bolts.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1