Specialized Sirrus X 1.0 clipless Our Flat Foot Technology® frame

Our Flat Foot Technology® frame provides an upright seating position that lets you see the world better and plant your feet flat on the ground whenever you want

reliable 2x12-speed shifting from Shimano's trusted 105 mechanical drivetrain

braze-on Rear Derailleur Shimano Dura-Ace R9250

5" wheels on XS and Small for the best blend of fit and speed

- Shimano CUES U6000 10-speed: wide range gearing with the simplicity of a single front chainring

Specialized Sirrus X 1.0 clipless Our Flat Foot Technology® frameDetails Offering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X excels on pavement, dirt, and any terrain in between. SMOOTH, COMFORTABLE, AND EFFICIENT: Sirrus X provides the smoothest ride in its class. With bigger, confidence inspiring tires, a slightly more upright riding position, and a super intuitive one by drivetrain. RIDER FIRST ENGINEERED: Like all Specialized performance bikes, the geometry of each