FA-12 FRONT AXLE AND SUSPENSION — Front Axle Hub INSPECTION OF FRONT AXLE HUB SENSOR ROTOR (w/ Anti-lock Brake System) INSPECT SENSOR ROTOR Inspect the sensor rotor serrations for scratches, cracks, warps or missing teeth. NOTICE: To prevent damage to the serrations, do not drop or strike the axle hub. REPLACEMENT OF FRONT AXLE HUB BOLT (w/ Anti-lock Brake System) NOTICE: To keep from deforming the hub body, apply the load so that it is evenly distributed. 1. REMOVE HUB BOLT Using a press, press out the hub bolt. 2. INSTALL NEW HUB BOLT Using a press and a brass bar, install a new hub bolt.