We've used a limited-slip Detroit Truetrac differential in our ProCharger F-1C-supercharged, '02 Mustang GT, and now have a freshly installed Detroit Locker in the 'Stang's 8.8 rearend.

Selectable lockers provide all the good manners of an open differential ... The stock Ford limited-slips leave a lot to be desired, but an Auburn or Eaton Truetrac are both quality aftermarket ...

Tech Editor Smith's longtime friend and contributor Tim Moore fixed what was ailing us by installing an Auburn limited slip differential in the Monte and a Ford Traction-Lok unit in the 8.8-inch ...

The latest limited-slip design is the TrueTrac torque-biasing ... Currie's own posi for the Ford 8-inch and 9-inch rearends is called the Torque Sensing Differential (TSD) and uses clutches ...