Patented American Made Race Tire developed specifically for competition. Proprietary nylon bias ply with fiberglass belted construction saves weight over steel. Decreased weight unleashes all available horsepower from your machine. Evolved closed tread pattern reduces drivetrain strain without reducing traction. Superior steering response and decreased braking distance from flatter tread contact patch. Superior steering response and decreased braking distance from flatter tread contact patch. Increased number of biting edges for quicker acceleration. Unique weight optimized ribbed protection for puncture prone upper sidewall. 1600 lbs. load rating will support fully loaded machines.