Eaton GM 9.5in Rear Master Install kit A view of the Mount of Olives across the Kidron Valley from the old. 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. Includes all necessary components to complete installation Reference Eatons application guide to confirm part fitment Fits 2014 And Newer Applications Eaton only uses premium bearings For Eaton: 917A732 Rear