* BRAND NEW GM 7.5" / 7.625" 10-Bolt Ring & Pinion & Master Bearing/Installation Kit * Premium Quality Gear - Ratio: 3.42* * Manufactured with 8620 Heat-Treated Material * Master Bearing/Installation Kit Includes: Carrier Bearings/Races, Pinion Bearings/Races, Pinion Seal, Pinion Nut, Pinion Shims, Crush Sleeve, Carrier Shims, Ring Gear Bolts, Gasket, Marking Compound, Brush & Lock-Tite