Plus AP's are a massive 8kg lighter per disc, vs OEM. IanH755, I don't know where you took information but let me show you the real weight: Ap racing : https://img4.hostingpics.net/pics/247856IMG2117.jpg OEM double sens: https://img4.hostingpics.net/pics/287034IMG2221.jpg 8kg :shock: the difference...