Kenda K657 Challenger Tires Buying a Kenda tire means getting great performance for a great price. And the K657 Challenger is no exception. These motorcycle tires offer high-speed stability, a firmer-sidewall for enhanced handling, and a six-ply rating for improved tire life. Features Six-ply nylon casing with special insert plies that help reduce heat and wear Angled grooves combined with unidirectional tread design provide excellent wet-weather traction and directional stability Not designed for high-load carrying vehicles H-rated for speeds up to 130 mph DOT approved Notes : It is recommended to change your valve stem, tube and/or rim strip when installing a new tire. Shop Here! Need your tire mounted Weve got you covered! Tire Mount Discount