Detroit TrueTrac Differential - 28 Spline - 2.73 Ratio and Up - 8.5 in - GM 10-Bolt 111022 3/8" -24 Threaded

3/8" -24 Threaded

1 or 2-Barrel Carburetors

1961-1976 Chevrolet Impala

Our springs are the only ones on the market painted steel-gray to closer resemble OEM appearance and provide a nice contrast compared to traditional black replacements

allowing the air/fuel mixture to turn more easily into the runners for improved distribution and mixture quality

Detroit TrueTrac Differential - 28 Spline - 2.73 Ratio and Up - 8.5 in - GM 10-Bolt 111022 3/8" -24 ThreadedDetroit Truetrac 912A556 28 Spline 1. 20 in. Axle Shaft Diameter 2. 73 and Up Ring Gear Pinion Ratio First Helical Gear Differential Eliminates Need For Wearable Parts Maintenance Free Traction Proven Design And Effective Performance Durable Smooth Quiet Operation The legendary Detroit Locker began the revolution in performance differentials and still leads the industry today as an Eaton brand. The Detroit Locker is the most durable and dependable