Eaton Posi Performance Differential - GM 7.5" 10 Bolt, 1975-89 - 26 Spline, 1.16" Axle Diameter - 3.23 Ratio and Up H775C04L It features automatic air sampling

It features automatic air sampling and an internal fan control to provide highly accurate results

COMP Cams competitive drive culminates at the track and in Victory Lane

WP1 / WP2 / WP3 Dedenbear Water Pumps

1997-1997 Chevrolet Express 2500

Eaton Posi Performance Differential - GM 7.5" 10 Bolt, 1975-89 - 26 Spline, 1.16" Axle Diameter - 3.23 Ratio and Up H775C04L It features automatic air samplingAutomatic, limited slip uits with carbon friction clutches and forged gears consistengly and reliably deliver equal power to both wheels. Units are rebuildable. Eaton is the world's largest independent producer of torque controlling differentials for vehicle manufacturers, the automotive aftermarket and commercial and military vehicle manufacturers. We are leveraging our differentials expertise, which includes vehicle and traction dynamics, to