Trek Top Fuel 9.8 XT Di2 Gen 4 2026 UNDERVESTS supporting your energy supply (glycogen)

supporting your energy supply (glycogen)

Front vents and channel system with 10% larger cells for more airflow and efficient cooling

the Flyte model is a lot longer and protrudes beyond the ankle

The SR Allroad is precisely adapted to the ergonomic requirements for gravel and allroad

we have ergonomically adjusted the saddle to the specific anatomy and needs of men

Trek Top Fuel 9.8 XT Di2 Gen 4 2026 UNDERVESTS supporting your energy supply (glycogen)The Top Fuel 9. 8 is a lightweight carbon trail bike built to rip up climbs and stay playful on descents. It gives you the confidence you want through roots and rocks, thanks to a 120 mm 130 mm (rear front) RockShox suspension package with a Pike Select+ fork and Deluxe Ultimate shock. Plus, you get ultra smooth and fast shifts from a 12 speed Shimano XT Di2 wireless drivetrain.