Why do I need to clean the hub?
The hub should be cleaned to remove the worst of the dirt and debris from around the centre of the hub. Simply replacing the brake discs means they may not sit properly on the hub which will lead to excessing runout.
How can I make hub removal simpler for next time?
Apply high-temperature grease around the centre of the hub. This should help to prevent the brake disc from fusing to the hub next time a replacement is needed.
Does the Model S need a brake shim kit?
When fitted to the back of the brake pad, the brake shim kit helps reduce noise. Delphi’s specialist EV brake shim kits make it simpler to bed in the new brake discs and pads.