Its curved two-axis shape features a rise towards the rear of the saddle and some rise into the nose of the saddle making this shape ideal for riders who lack flexibility and want more support
Enduro-optimized SHIMANO ULTREAD GE rubber compound and tread pattern deliver reliable pedaling and hiking traction
Including integrated inner pocket and shoulder strap
More long-distance comfort thanks to optimized force transmission and biomechanically improved pedaling
New generation of 1mm reinforcement offering effective anti-puncture protection
2026 Sirrus X 2.0 St Model=R8 Drop Bar Shifters Its curved two-axis shape featuresOffering 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