GM 10-Bolt 8.5 8.6 Inch 3.42-4.88 Ratio Face Hobbed Ring Pinion Revolution Gear and Axle Variant:and 8.6 Inch 4.88 Ratio Face Hobbed Ring and Pinion Revolution Gear High Power: 1

High Power: 1

Tie Down Points for Securing Poles and Water Run Off

ensuring superior rigidity

Contours the Spidertrax differential for a precise fit and ultimate rigidity

GM 10-Bolt 8.5 8.6 Inch 3.42-4.88 Ratio Face Hobbed Ring Pinion Revolution Gear and Axle Variant:and 8.6 Inch 4.88 Ratio Face Hobbed Ring and Pinion Revolution Gear High Power: 1Revolution Gear and Axle ring and pinion manufactured to be compatible with GM 8. 5 Inch GM 8. 6 Inch differentials. GM 10 Bolt ring and pinions are manufactured with the same gear cutting processes as the OE brands, utilizing a Face Hobbed or 2 Cut gear cutting style followed by lapping. Face hobbed gears can be easily distinguished by the equal gear height from heel to toe. Face hobbed gears produce lower noise and increase load carrying capacity