Ratech Solid Pinion Bearing Spacer w/ Shims - GM 12 Bolt (Passenger) I Beam Rod 45 in Rectangular Port

45 in Rectangular Port

565 in Knurl

75 " Bore Size Models 4150/4160

2011-2019 Ram 2500

Currently they are used in all 2005 and newer Ford Modular 3 Valve and all 2007 and newer GM L92 engines

Ratech Solid Pinion Bearing Spacer w/ Shims - GM 12 Bolt (Passenger) I Beam Rod 45 in Rectangular PortSolid Pinion Bearing Spacer with Shim Pack 12 Bolt GM Axle (Auto)Replaces the stock crush sleeve, eliminates bearing failure, reusable. 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 Stock available.