This is a genuine AAM gearset that includes pinion bearings TRD101004 (inner) and STD3776-2 (outer), pinion seal, nut, and crush sleeve. These kits are Made in U.S.A. These fit 2011 and newer Ford trucks, vans, and SUVs.

This is a genuine AAM ring and pinion kit that includes ring gear bolts, both pinion bearings, pinion seal, nut, and the crush sleeve. This is a 3:31 ratio and fits 2011 and newer Ford F150’s with the 9.75″ rear differential.

This is a genuine AAM gearset for the 2014-2018 Dodge Ram trucks with the 11.5 rear differential. These sets come with the pinion seal, crush sleeve, and nut. All of which a different from earlier models. AAM is the original equipment manufacturer of these axles for Dodge. These are for trucks with coil spring rear [...]

This is a genuine AAM gearset for the 2014-2018 Dodge Ram 2500 trucks with the 11.5 rear differential and 3:73 gears. These sets come with the pinion seal, crush sleeve, and nut. All of which a different from earlier models. AAM is the original equipment manufacturer of these axles for Dodge. These are for the [...]

This is a genuine AAM ring and pinion in a 3:42 ratio that fits 2014 and newer Dodge Ram 2500 and 3500 series trucks with the 9.25 front differential and 12 bolts on the cover as opposed to the 14 bolt cover on earlier models.

This is a genuine AAM ring and pinion in a 3:73 ratio that fits 2014 and newer Dodge Ram 2500 and 3500 series trucks with the 9.25 front differential and 12 bolts on the cover as opposed to the 14 bolt cover on earlier models.

This is a genuine AAM gear set in a 3:08 ratio for the 9.76 rear differential found in 2014+ GM 1/2 ton trucks with the 5.3 engine. The differential cover in these trucks has 12 bolts. This gear set includes the pinion seal, nut, and crush sleeve.

This is a genuine AAM gear set in a 3:42 ratio for the 9.5 rear differential found in 2014+ GM 1/2 ton trucks with the 5.3 engine. The differential cover in these trucks has 12 bolts. This gear set includes the pinion seal, nut, and crush sleeve.