Ratech Complete Kit GM 8.5in w/ Eaton / Auburn Posi RAT366K

Differential Installation Kit - Complete - Bearings / Crush Sleeve / Gaskets / Hardware / Seals / Shims / Marking Compound - 8.5 in - GM 10-Bolt - Kit

Drivetrain, Differentials and Rear-End Components, Ring and Pinion Install Kits/ Bearings by RATECH