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Rear Axle 12mm Thru x 197mmBrake Type DiscTT (Effective) 645Fork Type RigidFork Material CarbonFrame Material CarbonFrame Type RigidFront Axle 15mm Thru x 150mmColor IndigoMfg Size X-LargePlatform BeargreaseWheel Size 27
5 Valve Presta Freehub Body Shimano HG 11 Hub Spacing 142mm Rim Construction Carbon Wheel-Brake Comp
Fit in the end of any extension with an inner diameter of 19mm-20
durable Axis Elite Disc wheels
2026 Specialized Sirrus X 1.0 Km Bike Gloss Majesty Metallic / Dolomite Metallic Frost Reflective M axle/spacing (mm)-12x142 Rear Axle 12mm Thru xOffering 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
