Seals and Gaskets: Service and Repair

Rear Wheel Bearing and Axle Shaft Seal








Removal

1. WARNING: If equipped with fire suppression system, refer to Fire Suppression System for Important Safety Warnings. Failure to follow this instruction may result in serious personal injury.

Remove the axle shaft.

2. NOTE: If the wheel bearing oil seal is leaking, the axle housing vent may be plugged with foreign material.

NOTE: If only the seal needs to be installed, use care to avoid damaging the seal bore.

Remove the oil seal from the axle tube.
^ Discard the oil seal.
3. Inspect the rear wheel bearing and axle shaft bear surface for wear or damage.
4. If necessary, using the special tools, remove the rear wheel bearing.





Installation
1. Using rear axle lubricant, lubricate the new rear wheel bearing.
2. Using the special tool, install the rear wheel bearing.





3. Using long-life grease, lubricate the lip of the new wheel bearing oil seal.
4. Using the special tool, install the wheel bearing oil seal.





5. Install the axle shaft.

6. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System. Failure to follow these instructions may result in serious personal injury.

Repower the system.