Sirrus X 5.0 gravel & cyclecross tires and it’s the perfect trail

and it’s the perfect trail partner

we added dual compounds with fast rolling T7 compound center tread and the ultimate grip T9 compound shoulder lugs

but in the sense that you'd love wearing them with or without the nifty pockets

but we also took the tread design of the Fast Trak a step further by manipulating each knob with Finite Element Analysis

Sirrus X 5.0 gravel & cyclecross tires and it’s the perfect trailOffering 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: The patent pending Compliance Junction frame design of the Sirrus X provides the smoothest ride in its class. Engineered vertical compliance without sacrificing lateral rigidity translates to more comfort, control, and efficiency on all roads, paved or gravel. RIDER