Specialized Sirrus X 4.0 Size:XL •Pedal to Zero™: Going by

•Pedal to Zero™: Going by bike 16mi / 25km offsets the climate impact of this garment

cassette lockring

Windproof and warm

Schrader valve

Specialized Sirrus X 4.0 Size:XL •Pedal to Zero™: Going byOffering 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