Cage Wear

Fig 1: Identifying Cage Wear

Courtesy of GENERAL MOTORS CORP.

The wear around the outside diameter of the cage and the roller pockets is caused by abrasive material or inefficient lubrication.

1. Check the seals.
2. Clean all the parts and the housings.
3. Replace the bearings. Refer to WHEEL HUB, BEARING, AND SEAL REPLACEMENT in Front Suspension.