Nankang SP-5 Radial Tire - 285/45R19 107V The gear shaped block edges reinforce center tread blocks, provide a stable contact patch, and help reduce stone retention and stone drilling The computer analyzed tread block arrangement reduces tire noise normally heard at highway driving speeds The 3-ply sidewall with large sidewall lugs offer additional sidewall strength and puncture resistance A special mix of natural rubber, high strength polymers, and wear resistant materials aids cut and chip resistance on unpaved gravel roads Rated with the 3-peak mountain snowflake for winter driving conditions, the Exo Grappler's sipes and large lateral grooves provide biting edges as well as water and snow/slush evacuation This product is not for sale in the state of Arkansas