Rear Differential Cover Kit Gasket Bolts Fill Plug 11.5″ GM AAM 1999+ OEM Chevy

This is a genuine AAM rear differential cover for 1999+ GM 3/4 and 1 ton trucks with the 11.5 ring gear. This is virtually identical to the one for the Dodge trucks, although the part numbers are different according to AAM’s website.

This is a genuine AAM differential cover kit that will fit either a 8.5 or 8.6 rear differential with a 10 bolt cover. This is the later style with the fill plug in the cover. This can be used as an easy remedy for a stripped out fill plug in the cast iron housing. It [...]

This is a genuine AAM differential cover for the 7.5 or 7.6 rear axle found in many common GM applications including Camaro, Firebird, S10, S15, Monte Carlo, etc.

This is a genuine AAM front differential cover that fits 2014+ and newer Dodge Ram 2500 and 3500 series trucks with the AAM 9.25 4X4 front differential with 12 bolts on the cover. This uses the 40007601 fill plug (sold separately).