Porsche recommends changing this item with every rotor change. One kit comes with the hardware for ONE rotor, so order them as needed (in total, the car has four of these kits).
For center-locking wheels, this specific hardware is required for a rotor change. It comes with 5 pins, 5 sleeves, and the 5 fastening screws which are required to change one rotor.
Fitment: 2010 - 2012 GT3 or GT3 RS models. Also fits 2010 Turbo models with center locking wheels.