1.20", 28 Spline, Except 2.78 Ratio

The Detroit Locker maximizes traction by delivering 100% of the torque to both drive wheels. It is engineered to to keep both wheels in a constant drive mode, and has the ability to automatically allow wheel speed differentiation when required. 100% Locking differential provides legendary traction and ultimate performance.

1.32", 31 Spline, Except 2.78 Ratio

The Detroit Locker maximizes traction by delivering 100% of the torque to both drive wheels. It is engineered to to keep both wheels in a constant drive mode, and has the ability to automatically allow wheel speed differentiation when required. 100% Locking differential provides legendary traction and ultimate performance.

1.50", 35 Spline, Except 2.78 Ratio

The Detroit Locker maximizes traction by delivering 100% of the torque to both drive wheels. It is engineered to to keep both wheels in a constant drive mode, and has the ability to automatically allow wheel speed differentiation when required. 100% Locking differential provides legendary traction and ultimate performance.

1.20", 28 Spline

Truetrac's proven helical gear design eliminates friction plates, cones and springs for maintenance free traction. Power transfer is so smooth, it literally goes unnoticed by the driver. Proven design, low cost and effective performance make the Truetrac limited slip differential the ideal choice for the Ford 9" Rear Axle.

1.32", 31 Spline, Except 2.78 Ratio

Truetrac's proven helical gear design eliminates friction plates, cones and springs for maintenance free traction. Power transfer is so smooth, it literally goes unnoticed by the driver. Proven design, low cost and effective performance make the Truetrac limited slip differential the ideal choice for the Ford 9" Rear Axle.