Dana S135 S150 Differential Ring Gear Case Half Open 3:91-4:44 S135S S150S Dropout Style 3rd Member

This is a genuine AAM spider gear kit for the factory Ford 8.8 31 spline posi trac differential. Include everything, except the clutches. This kit has the 7/8″ cross pin for 1987 and newer trucks and SUVs. Note that it has 2 new circlips for the IRS differentials as well.

This is a new genuine AAM open differential carrier assembly that fits GM trucks 1999-2014 and Dodge Ram trucks 2003-2014. It is complete and ready to install, just press on some new side bearings and bolt on your ring gear. This supersedes part numbers 40101020 and 40000278.

This is a genuine AAM spider gear kit that fits GM trucks with the 10.5 14 bolt 30 spline open differentials. These are for all year GM trucks 1973-current. This will not work in a posi trac or limited slip carrier. The 10.5 14 bolt has the 6 bolt pinion cage that unbolts and pulls [...]

This is a genuine AAM loaded open differential carrier assembly that fit the GM 7.6 or 7 5/8″ rear differential with 28 spline axles and 3:23 or numerically higher (3:42, 3:73, etc.). These were used in early 1990’s and newer S10’s and Camaro’s.