The 2023 Trek Fuel EX 5 Gen 5 is a full-suspension trail bike that’s ready to handle it all. With trail-taming 140mm front and 130mm rear suspension, a Shimano 1×12 drivetrain, a dropper post for getting low on descents, and hydraulic disc brakes, the Fuel EX 5 hits the mark as a high-value, high-performance mountain bike with exceptional versatility.