Sirrus X 2.0 store-outofstock versatility

versatility

The Aethos line promises three things—exceptional light weight

Exploration is all about getting farther off the beaten path—and sometimes that path leads to some chilly temps

Keep your ears toasty with a little extra fun

training tips

Sirrus X 2.0 store-outofstock versatilityOffering 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