Whether you’re looking for ultralight race or full aero, Dura-Ace has the wheelset for you. WH-9000 wheels have all the options covered. The Shimano Dura-Ace 9000 C35 Carbon Clincher Road Front Wheel provides responsive acceleration. The most versatile wheel; everyday reliability or race day performance. OptBal Spoke System enhances wheel rigidity and durability. Extra-wide hub flange maximizes lateral rigidity. Proprietary Shimano carbon-alloy construction process. High strength, lightweight titanium freehub body. Digital cone-bearing adjustment for smooth rotation performance. Shimano angular contact bearings and oversize A7075 alloy axles.