The Ford Racing Torsen differential uses a torque-sensing worm gear friction system to transfer engine power to the wheels with smooth, biasing traction unlike clutch-type positive-traction units. Its design provides consistent engagement and is suited to street, strip, or off-road use. This unit fits 8.8 in. 10-bolt rear applications with a 31-spline input and a 2.70 drive bias; it does not fit independent rear suspension.
Ford Racing 2012-2013 Mustang BOSS 302 Torsen Differential