Eaton Detroit Truetrac Differential 15-23 Ford F-150 Rear Axle 34 Spline 3.31 and Up Ratio - 917A739

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.