Ratech Tail Pinion Bearing - GM 8.5" 10 Bolt, GM 12 Bolt H75915FXL Nitrous-fed engines benefit from the

Nitrous-fed engines benefit from the included Step Retard feature

340 Stealth

Internally regulated to 7 PSI

Timing Cover Gasket and Seal

2007-2009 Chevrolet Express 3500

Ratech Tail Pinion Bearing - GM 8.5" 10 Bolt, GM 12 Bolt H75915FXL Nitrous-fed engines benefit from theFits either the Head or Tail of the open Ford 9" Axle pinion. Two of #8003 are required for a complete rebuild a open 9" axle. 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. Ratech