Operation CHARM: Car repair manuals for everyone.

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 hub or rear hub bearing unit.

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.
- The illustration shows a front 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 in relation 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 hub or rear hub bearing unit.

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