Detroit Locker 913A481 Trutrac Differential with 30 Spline for GM 8.5/8.6", 10 Bolt Rear End
Detroit Locker 912A317 Trutrac Differential with 28 Spline for GM 7.625", 10 Bolt Rear End
Detroit Locker 225S10 Differential Locker with 30 Spline for GM 10.5", 14 Bolt Rear End
Detroit Locker 913A315 Trutrac Differential with 30 Spline for GM 87/8", 12 Bolt Rear End