Diesel Data: Automotive Repair

Wheel Stud / Lug Nut: Service and Repair




Wheel Bolt Replacement

NOTICE
- Do not use a hammer or impact tools (pneumatic or electric) to remove and install the wheel bolts.
- Be careful not to damage the threads of the wheel bolts.


1. Remove the front or rear hub: Front, rear.

2. Separate the wheel bolt (A) from the hub (B) using a hydraulic press. Support the hub with hydraulic press attachments (C) or equivalent tools.

NOTE: Before installing the new wheel bolt, clean the mating surface on the bolt and the hub.






3. Insert the new wheel bolt into the hub while aligning the splined surfaces on the hub hole with the wheel bolt.

NOTE:

- Degrease the area around the wheel bolt.
- Make sure the wheel bolt is installed vertically to the hub disc surface.

4. Install the wheel bolt using a hydraulic press until the wheel bolt shoulder is fully seated.

5. Install the front or rear hub: Front, rear.

NOTE: If you can not tighten the wheel nut to the specified torque when installing the wheel, replace the front or rear hub as an assembly.