What Our Gearhead® Experts Are Saying:"If I’m lining up for a fast XC race or hammering local loops, the Peak SL is the tire I want. It rolls insanely fast and still holds its own in technical terrain. Even the 2. 4-inch version keeps weight low without sacrificing volume or traction."Goodyear’s Peak SL is engineered for the XC rider chasing every second. Whether it’s a race podium or a personal best, this tire offers an aggressive balance of minimal rolling resistance and race-ready traction. A tightly spaced, low-profile tread flies across fast hardpack while staying stable in off-camber corners and loose-over-hard surfaces. For competitive cross-country and marathon racing, the Peak SL provides precise control and efficient power transfer. Its Dynamic:A/T rubber compound and tubeless-ready casing combine to keep it light without giving up durability. It's ideal for modern XC bikes and progressive race geometry. Lightweight, nimble, and quick to respond—this tire is built to deliver peak performance, lap after lap.