Speedmaster PCE204.1025 GM 8.5" 8.6" 10 Bolt 30 Spline TorqueWorm LSD Limited Slip Differential

The GM 8.5" 10 Bolt axle, also known as the GM 8.6" axle or GM 10-Bolt, is available in many front and rear axle applications including both solid axle and IFS / IRS configurations. While the GM 8.5" axle features an 8.5" diameter ring gear and the GM 8.6" axle uses a slightly larger 8.6" diameter ring gear, almost everything within the axles is completely interchangeable.

• 6 pinion gear type limited slip unit
• Preloaded unit allowing for a faster reacting unit
• Internal components are made from EN36 Material
• Outer case made from hardened 8620 Chrome-Nickel-Moly steel for long life and improved strength