The Ground Control Sport uses an extremely versatile tread pattern which can be used from cross country race to trail
MIMIC technology helps create a saddle that perfectly adapts to your body to give you the support you need
And on a brisk spring or fall day
INCREDIBLE CONFIDENCE: This premium E5 alloy frame is light
Sirrus X 2.0 SIZE:XXS The Ground Control Sport usesOffering 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