Trek Top Fuel 9.8 GX AXS Gen 4 Mountain Bike - 2025, Large

The Trek Top Fuel 9.8 GX AXS Gen 4 is a lightweight short-travel trail bike built for riders who want cross-country efficiency with modern trail capability, pairing a carbon frame with a responsive suspension platform that pedals efficiently while staying composed through rough and technical terrain. Its geometry balances quick handling with added stability at speed, giving it a confident feel on descents without sacrificing climbing performance or responsiveness in tight singletrack. Equipped with a wireless SRAM GX AXS drivetrain, it delivers clean, reliable electronic shifting in a durable trail-ready setup. Designed to blur the line between XC speed and trail versatility, the Top Fuel 9.8 is well suited for fast singletrack, long rides, and riders who want an efficient bike that still feels capable when the terrain gets demanding.