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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Color Black Flat Protection Sidewall TPI 60 Weight 1035 Defined Color Black ISO Width (mm) 71 ISO Diameter 584 / 650b / 27
Get ready to ride with confidence
Insulation
model TXC2 Air Trunnion remote stroke 47
35mm rise 0 deg length 42mm color black
2025 Specialized sirrus x 4.0 bike satin silver dust / cool grey reflective l 400ml Color Black Flat Protection SidewallOffering 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
