Definition and Characteristics of Fat Tire Bikes Fat tire bikes are bicycles with huge tires, usually 3.8 inches or wider, that are intended to be used on soft, unstable terrain like mud, sand, and snow. These tires are made for low ground pressure. These motorcycles’ adaptability and capacity to tackle a range of difficult situations have led to their rising popularity. Heavy D... https://www.uniquebikezone.com/heavy-duty-fat-tire-bike-rack/#more-2212