Rear Differential

Stock Differentials

Offset to the passenger side.
Left axle shaft 34 13/16"
Right axle shaft 30 5/16"

GM 7.5

Years Used on Astro / Safari Van: (1982 - 1988)

10 bolt cover with 7.5" ring rear. Uses 26 spline c/clip axles.

GM 7.6

Years Used on Astro / Safari Van: (1989 - 2005)

10 bolt cover with 7.6" ring gear. Uses 28 spline c/clip axles.

Carriers

Limited Slip and Lockers

Eaton Truetrac Helical

Upgrade Research

GM 9.5

Years Used on 3/4 Ton GM Pickup: (1979 - 2006)

14 bolt rear with 9.5" ring gear. Has 33 spline c/clip axles.

No removable pinion support on the front.