- Medium-Duty Truck All-Position Super Single Radial tire Designed to Deliver Superior Wear Performance in Tough Operations from Urban Front Axles to Long-Haul Trailers - Optimized profile minimizes casing growth of the tread area for long wear life - Six straight and stiff ribs provide smooth wear and long life - Five wide grooves with siping on ribs provide outstanding traction - Exceptional uniformity and balance contribute to a smooth ride - Wide steel-belt construction braces the tread area, improving durability, while high elongation top belt protects casing integrity - High-stiffness bead filler for improved sidewall durability - Toyo Truck Tire Limited Warranty and Casing Policy