Diamondback Steilacoom CCX Cylcocross Bike (2011 Model, 700c Wheels) Diamondback CX fully butted 7005 alloy Competition Cyclocross geometry with a formed top tube and integrated head tube Easton EC-70X carbon fork with alloy steerer Shimano Sora rear derailleur and dual control 9-speed shifters FSA Gossamer Cross cranks, 46/36t 20 spoke front & 24 spoke rear wheels with sealed bearing hubs and Equation CX20 alloy rims