Michelin Commander II 130/80B17 Front Tire 43863 Rubber compounds provide remarkable wet grip, without compromising durability. Adt (Amplified Density Technology) provides a highly dense more rigid tire casing which helps deliver excellent feedback and handling in all conditions. The square bead-wire package improves casing rigidity, handling and ease of installation. Silica Rain Technology (SRT) which integrates silica into the compound of the tire tread, while the MICHELIN Commander II's tread pattern has been designed to prevent all forms of uneven wear. The exclusive architecture of the MICHELIN Commander II brings both maneuverability and stability. The tire's more rigid, high-density carcass improves maneuverability, while the aramid fiber crown ply of the rear tire enhances resistance and lightness for impeccable stability, even at high speeds. The numerous longitudinal grooves of the tire's tread pattern optimize water dispersal for outstanding wet weather grip.