IRC Ss560 Tires The rubber compound on IRC Ss560 Tire extends the life of the tire and provides stability at high speeds. Features: P-rated for speeds up to 93 mph Designed for large-cc scooters Tubeless (Tl) Blackwall Bias construction E-Marked Notes : It is recommended to change your valve stem, tube and/or rim strip when installing a new tire. Shop Here! Notes : It is recommended to change your valve stem, tube and/or rim strip when installing a new tire. Shop Here!