BFGoodrich Mud-Terrain T/A KM2 All-Terrain Radial Tire - 37x12.50R20/D 120Q Super-tough sidewall compound and 3-ply construction resists cuts and bruises to take the edge off of rocks and other off-road hazards. Linear flex zones allow the tire to conform and grab obstacles in aired-down driving. Drive to the trails with better road manners and less noise than youd expect in an unstoppable off-road tire. Unbelievable traction for deep dirt, mud, and rocks Superior rock climbing and slick surface traction TriGard 3-ply polyester carcass guards against punctures and bruises Computer-optimized tread design for reduced road noise Rim protector protects against road hazards