Industry's first Extreme Terrain Radial tire Results from some of our most extensive research and development efforts ever Combines the award-winning technology of Mud Lite and 589M/S to produce the smoothest riding mud tire on the market today Super-aggressive tread design features deep, angled, grooved lugs to achieve an exceptional level of traction Revolutionary 14" model is an excellent all-round trail/mud choice with its lower-profile sidewall providing sportier handling and reduced flex Radial construction means the Mud Lite XTR rides smoothly and finds more traction than a bias-ply tire because of a larger contact patch - a radial tire's footprint actually grows under load Light in weight yet still 6-ply tough