Cannondale CAAD12 headset proprietary or replaceable? - Bicycles Stack Exchange
Slamming stem question (CAAD12): do I need to add a spacer between the bearing and bearing cover? The old Seiki cone had a rubber grommet underneath that I removed when switching :
CANNONDALE SUPERSIX EVO CARBON SYNAPSE CAADX CAAD10 CAAD12 HEADSET BEARINGS HD | eBay