Eaton Detroit Locker Differential 30 Spline 1.30in Axle Shaft Diameter 3.73 & Up Ratio Rear 8.875in

The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, bullet-proof design is engineered to keep both wheels in drive mode – even if one wheel is lifted off the ground. It works in forward and reverse, and features unmatched strength, 100 percent automatic locking, and maintenance-free parts.This Part Fits: Year Make Model Submodel 1969-1974 Chevrolet Blazer Base 1978-1980 Chevrolet C10 Big Ten 1975-1981 Chevrolet C10 Cheyenne 1981-1982 Chevrolet C10 Custom 1975-1980 Chevrolet C10 Custom Deluxe 1981 Chevrolet C10 Deluxe 1975-1982 Chevrolet C10 Scottsdale 1975-1982 Chevrolet C10 Silverado 1965-1967 Chevrolet C10 Panel Base 1964-1974 Chevrolet C10 Pickup Base 1967-1974 Chevrolet C10 Suburban Base 1981-1982 Chevrolet C10 Suburban Custom 1975-1980 Chevrolet C10 Suburban Custom Deluxe 1981 Chevrolet C10 Suburban Deluxe 1975-1980,1982 Chevrolet C10 Suburban Scottsdale 1