The Zeta Impero A/T tire comes in 255/70R15. It has a Load Index of 108 which means the tire is rated to hold up to 2205 lbs. The tire has a Speed Rating of S so it is rated to go up to 112 mph. The UTQG rating is 600AA. UTQG is a system of ratings that measures the Treadwear, Traction, and Temperature of the tire. Click here to learn more about the UTQG ratings. The tire comes in a Black Side Wall.