The Trek Rail 9.9 X01 AXS Mountain E-Bike is a top-tier electric mountain bike built for serious trail riders. With a lightweight carbon frame, powerful Bosch motor, and advanced suspension, it’s designed to handle rugged terrain with ease. The wireless SRAM X01 AXS drivetrain provides smooth, precise shifting, while high-end components ensure durability and control. Whether climbing steep trails or descending with confidence, the Rail 9.9 delivers an unmatched e-MTB experience.