and large center braking blocks bite aggressively into the ground
which is no problem at all given the durable reinforced palm
confidence and precision beyond compare
Superior Power Transfer: Extra-wide platform for uniform load distribution and efficient power transfer
185 grams light
Sirrus X 4.0 SIZE:L and large center braking blocksOffering 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 frame is