Eaton Detroit Truetrac Differential 30 Spline 1.31in Axle Shaft Dia 3.92 & Up Ratio Rear Dana 44

The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle. With more than 100 years in the vehicle business, Eaton Performance products are tested and validated in fully equipped labs and 650-plus acre Proving Grounds. This differential is designed for Dana 44 Rear axles with 30 splines and a 1.31in axle shaft diameter, for use with non-thick ring gears only. Recommended for gear ratios of 3.92 and up. Vehicle usage includes Off-Road (Light Trail / Sand Sports, Rock Crawl, Extreme Off-Road, Work Truck / Towing) and On Road (Drag Racing, Restoration, Work Truck / Towing, Street and Muscle, Circle Track).