1. Undo the Allen Key bolt through the wheel with the Allen Keys (Size 4) provided inside the scooter box.
2. Remove the bolt from the wheel.
3. Pull the old bearings out of the wheel using the short end of the Allen Key and remove the spacer.
4. Wipe clean the centre of the wheel to remove any remaining grit.
5. Push one of the new bearings into centre of the wheel.
6. Turn the wheel over.