Drive Axles, Bearings and Joints: Service and Repair

AXLE SHAFT, OIL SEAL AND BEARING
AXLE SHAFT AND ASSOCIATED PARTS





Disc Brake Model





Drum Brake Model

REMOVAL
1. Raise the vehicle.
2. Remove rear wheels and brake calipers or drums. Do not let calipers hang from the vehicle by the brake line or hose. Wire them to frame of vehicle to prevent damage.
3. Remove four nuts and lockwashers.
4. Remove shaft assembly from the axle housing.
5. Remove snap ring and bearing cup.





6. Break retainer ring with hammer and chisel.





7. Break bearing cage with hammer and chisel.
8. Remove oil seal, retainer, and emergency brake assembly.





9. Remove inner race from shaft with OTC-1126 bearing splitter and press.

INSPECTION
- Shaft for spalling or grooves from seal wear.
- Retainer - bent or damaged.
- Replace items if required.

INSTALLATION
1. Emergency brake assembly.





2. Install retainer. Note direction - do not install backwards.
3. Install oil seal. Note direction.





4. Install bearing assembly, using installer and press.





NOTE: Install bearing with cup towards inboard side.





5. Install retainer ring, using installer and press.
6. Install snap ring.
7. Install axle shaft assembly into housing.
8. Install bolts, lockwashers, and nuts. Tighten the retainer nuts to the specified torque.
Torque: 75 Nm (55 ft. lbs.)