Eaton ELocker4 Differential Dana 70 35 Spline 4.56 & Up Ratio

The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, drivers can go from open to 100-percent locked. A second flip of the switch deactivates the unit to resume normal driving. The direct acting mechanism activates in .14 second to provide 100% instant axle lock, and remains locked in both forward and reverse.This Part Fits: Year Make Model Submodel 1985-1994 Chevrolet Astro Base 1985-1994 Chevrolet Astro CL 1985-1994 Chevrolet Astro CS 1987-1994 Chevrolet Astro LT 1975-1981 Chevrolet C30 Cheyenne 1981-1986 Chevrolet C30 Custom 1975-1980 Chevrolet C30 Custom Deluxe 1981 Chevrolet C30 Deluxe 1975-1986 Chevrolet C30 Scottsdale 1975-1986 Chevrolet C30 Silverado 1973-1974 Chevrolet C30 Pickup Base 1988-1990 Chevrolet C3500 Cheyenne 1988-1990 Chevrolet C3500 Scottsdale 1988-1990 Chevrolet C3500 Silverado 1983 Chevrolet G10 Base 1975-1994 Chevrolet G10 Beauville 1981-1984