This master differential installation kit is designed to simplify differential upgrades and ring and pinion service for GM 8.5 in. rear axle applications. The kit includes premium setup components and bearings to support proper installation, long service life, and reliable differential operation.

Eaton K-GM8.5SR Differential Installation Kit Features:

• Designed for GM 8.5 in. 10-bolt rear axles
• Compatible with Eaton Posi, Truetrac, and Detroit Locker differentials
• Fits 28 and 30 spline axle applications
• Includes Timken bearings
• Standard ring gear rotation
• Carrier shims included
• Ring gear bolts included
• Head and tail bearings included
• Carrier bearings included
• Includes thread locking compound and gear marking compound
• Fits 1998 and older GM vehicle applications