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46 BB/Frame Interface PF30 BB Shell Width (mm) 68 Weight 125 Spindle Interface Type SRAM DUB Defined Color Black
5" Manufacturer Spec ERD (mm) 561 Rim Center Offset (mm) 3 Rim Depth (mm) 18
Rounded edges are UCI-compliant and allow for easier wheel installs
Rear Axle Type 12mm Thru x 142mm Rear Axle Type 12mm Thru x 148mm Rear Hub Spacing (mm) 142 Rear Hub Spacing (mm) 148
2017 Camber
2026 Sirrus X 3.0 Km MFPN=EBRRS305F4RF 46 BB/Frame Interface PF30 BBOffering 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
