Sirrus X 2.0 Size:XS backed by the Boa® Lifetime

backed by the Boa® Lifetime Guarantee

It gives you total peace of mind on days when pesky flats catch you off-guard

seat tubes and stack heights don’t grow massively between sizes

The secret sauce comes from the MiniR® fabric that reflects the sun to help keep you cool yet is plenty tough for the rigors and abuse that comes with trail riding

AirCage innovation increases airflow

Sirrus X 2.0 Size:XS backed by the Boa® LifetimeOffering 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