Ratech Ring Gear Bolt Kit - GM 7.5" 77-81 w/ 3" Head Bearing, 80-98 w/ 3.125" Head Bearing, GM 8.5" 10 Bolt Electrical & Electrical Testing Tools features our patent-pending filter-to-housing interface

features our patent-pending filter-to-housing interface

GM G-Body 1973-88

Sliding Gear

1985-1996 Chevrolet Caprice

Ratech Ring Gear Bolt Kit - GM 7.5" 77-81 w/ 3" Head Bearing, 80-98 w/ 3.125" Head Bearing, GM 8.5" 10 Bolt Electrical & Electrical Testing Tools features our patent-pending filter-to-housing interfaceRatech offers a complete line of differential service parts. Whether installing a new set of gears or making a repair, Ratech has just what is needed. Ratech wants all racers to know about The Myth that "All Shim Packs in the market are the same. They're just washer shaped steel that come in different thickness." WRONG! Ratech manufacture all of their shims in house on their own machinery. Ratech uses the absolute finest American made Hardened Shim