The Top Fuel 9 Gen 4 is a full-suspension aluminum trail bike that effortlessly climbs steep ascents and remains calm on the way down. It combines all the advantages of a lightweight, durable aluminum frame with highly effective upgrades, such as the wireless SRAM GX Eagle AXS transmission, hydraulic 4-piston disc brakes, and the FOX suspension package with 130 mm of front travel and 120 mm of rear travel.