The Kawasaki Sumo 4.0 takes the term Fat Bike to the next level. Featuring massive 26 x 4.0 Hard Pack Tires, a ridge front fork, Shimano Altus shifters and derailleurs, WTB Rocket V saddle front and rear disc brakes and a 600mm aluminum handle bar, the Sumo 4.0 is all you will need to conquer snow, sand or riverbed.