Proform 66668 Perfect Launch Aluminum Rear Axle Cover End GM 10 Bolt 8.2 8.5 8.6

Proform Perfect Launch Aluminum Differential Rear Axle Rear End Cover GM 10 Bolt 8.2 8.5.

Part# 66668

Reinforced lightweight aluminum rear end covers designed to strengthen the rear housing case in heavy torque situations.

Each cover includes two bolts to stabilize bearing main caps, fluid capacity and magnetic drain plugs, and mounting bolts. All covers have a black painted finish.

The PERFECT LAUNCH™ logo is prominently displayed on a precision milled surface.