Chrysler 8.75" / Eaton Truetrac / 30 Spline / 913A572

Eaton Model : 913A572

Application: Chrysler 8-3/4" Dropout

Axle Shafts: 30 spline

Gear Ratios: 2.76 - 4.56

The Eaton Detroit Truetrac is a worm gear style differential that provides constant power to both wheels while allowing for wheel speed differentiation. The design of these units works so well, the US military chose this type of unit as standard equipment on the Hummer H1