This is a genuine Dana/Spicer Trac Lok posi for 373 and 354 gear ratios in Dodge applications. Can be used in Fords with 354 gears, but be careful with 373 applications as most Ford’s used a 373 gearset with a thin ring gear and a 410 and up differential carrier. These axle gears are the [...]

This is a genuine AMM clutch style posi for the 12.0 rear differential found in some 2020 and newer Dodge Ram 3500 series trucks. AAM is the original equipment manufacturer for these differentials. This has 30 spline axle gears.

This is a genuine Yukon Duragrip posi trac differential for the 8.8″ rear axle found in many Ford Mustangs, Ranger’s, and Grand Marquis with 28 spline axles. This is a clutch style posi similar to an Eaton. The original Ford part number for this style posi was M4204F288.

This is a genuine AAM posi differential carrier for the 2010-2014 Camaro with the V8 independent rear only. The GM number 92230401 and the AAM number is 40053855. These are a clutch type posi.

This is a genuine Dana Trac Lok differential for the Jeep Dana 35 rear differential with 3:54 or lower (3:73, 4:10, etc.) gear ratios and 27 spline axles. This kit includes ring gear bolts and differential side bearings.

This is a genuine Dana/Spicer Trac Lok Differential for a Dana 44 in Jeep applications with the 7/16″ ring gear bolts. This kit includes 706032X side bearings, 701149X side shims, and 701071-10 ring gear bolts. As always if you aren’t sure which part you need, feel free to email us with your differential tag number [...]