The Zeta Impero tire comes in 305/35ZR24. It has a Load Index of 112 which means the tire is rated to hold up to 2469 lbs. The tire has a Speed Rating of W so it is rated to go up to 168 mph. The UTQG rating is 500AA. 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.