Fits all 1986-2004 8.8" axle assemblies except IRS differential Contains all components from M-4210-B2 plus 8.8" axle bearing and seal kit M-1225-BKit includes: 2012 Shelby GT500 high-torque pinion bearing Pinion and carrier shims Crush sleeve Pinion nut Pinion seal Ring gear bolts Mustang GT carrier bearings Gear-marking compound Cover gasket
