Experience unmatched speed control and efficiency in mixed terrain with Fast Trak - the ultimate go-to tire for high-performance XC riding and racing. Its optimized tread design and reduced knob height cut weight by 110g and improve rolling resistance by 5% delivering faster acceleration superior handling and peak performance in any condition. Maximum XC Control Stable Block-In-Block shoulder knobs with grippy T7 compound deliver traction and control for high speeds while cornering. Get A Grip Engineered for every condition Fast Trak features Stable Block-In-Block shoulder knobs with grippy T7 compound for ultimate traction and control at high speeds. After countless hours of testing on the bike and in the lab we refined the tread pattern by increasing knob spacing and enhancing outer tread design. The result? Unmatched grip stability in loose terrain and confidence when riding on the edge. 5% Faster Rolling Low-resistance T5 center tread boosts straight-line speed by 5% while T7 shoulders enhance cornering speed. The Speed You Need Fast Trak’s GRIPTON dual-compound and intelligent tread design deliver the ultimate XC speed and control. Low-rolling-resistance T5 center tread boosts straight-line speed by 5%—1.7 watts faster than the previous S-Works Fast Trak—while grippy T7 shoulders unlock cornering velocity. It’s fast on hardpack wet or dry turns and let’s you fly through technical sections with confidence and precision. 110g Lighter Optimized tread and Grid Lite casing deliver extreme lightness dropping 110g from its predecessor. Mass is the Enemy of Performance Fast Trak delivers faster acceleration and climbing with a total weight savings of 110g from optimized tread design and the strong lightweight Grid Lite casing. By combining speed efficiency and unmatched lightweight design Fast Trak ignites your domination when it’s time to climb attack sprint and dance through technical sections. Durable Grid Lite Casing Tough 60TPI XC casing for added puncture protection and stability. Grid Lite Attack technical rugged tracks with confidence - our most versatile casing is 9% lighter with a light-yet-tough Grid sidewall protective belt to boost cut-resistance and add stability. Grid Lite combines trustworthy supple performance with an extended overlap for superior pinch-flat and puncture protection. Perfect for a wide range of conditions it’s the ultimate blend of durability stability and race-day success. Use - XC racing and riding. Terrain - Mountain. Compounds - GRIPTON T5/T7. Type - Tubeless. Wheel Pairing Recommendation - Roval Control World Cup and Roval Control SL. Approximate Weight 29x2.2 - 676g 29x2.35 - 690g