Eaton Posi Performance Differential - GM 8.5" 10 Bolt, 1971-89 GM Passenger Car - 28 Spline, 1.20" Axle Diameter - 2.73 Ratio and Up Helmet Air System Blower Wiring Harness and is rotationally balanced to

and is rotationally balanced to reduce vibration and improve traction

Machined from 6061 T6 Billet Aluminum

1967-1974 Mercury Monterey

including drag racers

Eaton Posi Performance Differential - GM 8.5" 10 Bolt, 1971-89 GM Passenger Car - 28 Spline, 1.20" Axle Diameter - 2.73 Ratio and Up Helmet Air System Blower Wiring Harness and is rotationally balanced toAutomatic, 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