carbon-reinforced shell and a Body Geometry design that caters to all riders
The Öhlins Demo TTX Shock Absorber provides the ultimate in low hysteresis damping performance
Specializeds Ride Dynamics team reduced inefficient pedal-induced bobbing by 20%
requiring 40% more force to pinch flat over our toughest competitors—allowing riders to run their preferred air-pressure with 100% confidence
hosting dig days
Sirrus X 1.0 ST SHOE carbon-reinforced shell and a BodyOffering 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