Sirrus X 4.0 Gravel 0 is the next evolution

0 is the next evolution in secure

tough trail construction with additional bead to bead protection for exceptional puncture resistance

we've bottled up that "new bike day" feeling and put it into a radical new trail bike so agile

Six distinct geometry settings allow you to hone performance for any style

Sirrus X 4.0 Gravel 0 is the next evolutionOffering 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