The TREK 2021 Top Fuel 9.9 XX1 AXS is more than just a bike—it's a high-performance machine designed for those who crave speed, precision, and state-of-the-art technology. Constructed from robust carbon, this full-suspension mountain bike comes equipped with an impressive combination of wireless components, including the SRAM XX1 Eagle AXS drive train and the RockShox Reverb AXS dropper. Top-of-the-line RockShox suspension enhances your comfort, while the carbon wheels, bars, and crank ensure lightweight, optimal performance.

Ideal for those passionate about speed and performance, this bike features a short-travel suspension setup for efficient yet lively riding. It's designed for soaking up rough terrain with ease, making every ride an exhilarating experience.

Notable features include a 120mm RockShox SID Ultimate fork that boosts adjustability and a 115mm rear travel with a RockShox SID Luxe Ultimate shock for enhanced comfort. And, the fully wireless SRAM XX1 Eagle AXS drivetrain ensures seamless gear shifts every time. Treasure the wide carbon Bontrager Kovee Pro 30 wheels that provide instant engagement courtesy of the 108-tooth Rapid Drive hub. Then there's the wireless RockShox Reverb AXS dropper and SRAM G2 Ultimate brakes with carbon levers—making for a bike that's as high-tech as it is high-performance.

The SRAM XX1 Eagle AXS drive train on this bike is smart and super smooth. Get ready for a treat with the TwistLoc remote that gives you the power to lock out both front and rear shocks simultaneously, paving the way for sprinting or efficient climbing. Moreover, lower pressure and enhanced traction are made possible by wider Kovee Pro 30 wheels.

Additional features include Active Braking Pivot and Straight Shot downtube to provide the best efficiency and stability on your rides. The Rapid Drive 108 rear hub, with its 108 points of engagement, ensures immediate power for optimal control during intense climbs.