Ratech Complete Ring & Pinion Installation Kit - GM 8.5 Axle Auto 70-97 - Pick-Up - C&K 1500 70-96. HALCP26XS or you can even manually

or you can even manually enter temps taken previously to compute averages

tubing and allows for adjustments in big or small increments

Maintaining Pro-Flo's foam element is simple

2009-2013 GMC Savana 4500

and for keeping the relays in a centralized location

Ratech Complete Ring & Pinion Installation Kit - GM 8.5 Axle Auto 70-97 - Pick-Up - C&K 1500 70-96. HALCP26XS or you can even manuallyComplete Installation Kit GM 8. 5 AxleAuto 70 97, Pick up, C&K 1500 70 96. Contains Pinion Shims, Carrier Shims, Pinion Seal, Pinion Nut, Ring Gear Bolt Set, Cover Gasket, Pinion Bearings, Carrier Bearings, and Marking Compound. 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