Descending from a long World Cup lineage
it features a 13-speed 10-46 cassette
The Turbo Full Power system senses the force you apply to the pedals and naturally quadruples it for an experience that makes getting up any hill or to any destination no sweat
And on a brisk spring or fall day
Fastest Alloy Full Suspension Bike in the World
Sirrus X 3.0 Size:L Descending from a long WorldOffering 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