- Fits all Super 8.8" IRS axles in 2015-2017 Mustang
 - Note: does not fit earlier 1986-2014 8.8” axles
 - Bill of material:
 - OEM pinion bearings and races
 - OEM Differential bearings and races
 - Pinion and Differential Shims
 - Crush sleeve
 - Pinion nut
 - Pinion seal
 - Ring gear bolts
 - Gear-marking compound