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GM 10 Bolt 8.5 / 8.6" - Detroit Locker
GM 10 Bolt 8.5" / 8.6" Detroit Locker - 2.73 and Up - 30 Spline
The GM 10 Bolt 8.5 inch Detroit Locker is a fully automatic differential locker, if you need a dependable diff locker, that only unlocks when you need it to, the Detroit locker is the best option for your GM 10 bolt 8.5 inch inch 4X4, off-road or rock climbing vehicle.
GM 10 Bolt Detroit Locker 8.5 / 8.6, 30 spline. Fits 2.73 and Up gear ratios. DET187C-148A