The Yukon Pinion Installation Kit for AMC Model 20 differentials provides the pinion bearings and support pieces required when carrier bearings and races can be reused. The kit contains Timken pinion bearings and races, a pinion seal, crush sleeve, a complete pinion shim kit and marking compound with brush. Yukon preconfigures each kit per application so you get the correct shims and small parts for Model 20 gear work.
Yukon Gear Pinion install Kit For Model 20 Diff