Fuel ex 8 XT Deep smoke size XS

Carbon bike!  Transmission! The Trek Fuel EX 9.8 with a SRAM GX drivetrain is a premium full-suspension trail mountain bike designed to handle everything from long climbs to aggressive descents. Trek has offered several generations of the Fuel EX 9.8, but the common theme is a lightweight carbon frame paired with high-performance suspension and a wide-range SRAM GX Eagle drivetrain.