Cooper Zeon LTZ Traction Radial Tire - 285/60R18 120S Tire only All-terrain design to provide dependable all-terrain performance. Alternately scalloped shoulder lugs for improved traction on soft surfaces like mud and sand. Long "Two Z" element siping help provide for long, dependable traction in all-weather conditions while balancing tread element stiffness for tread wear and handling. Lug tie-in zones incorporate raised, serrated "lug-locks" between the tread block elements to reinforce the tread pattern for enhanced steering and traction.