USA Standard Master Overhaul Kits are built with all of the quality components you need to rebuild your differential or install new gears. USA standard gear overhaul kits are some of the most comprehensive complete kits available today, along with the fact that each kit is tailored for each application, you can not go wrong with these overhaul kits.

Each master overhaul kit will come complete with parts such as pinion seal, shim kit, pinion nit, crush sleeve, thread locker, marking compound, silicone and industry leading Koyo bearings. These kits are also backed by a one year warranty to protect against any manufacture defects.