The Forceum ATZ tire comes in 265/60R18. It has a Load Index of 110 which means the tire is rated to hold up to 2337 lbs. The tire has a Speed Rating of H so it is rated to go up to 130 mph. It has a Load Range of E, which is also known as 10 Ply. This is maximum safe carrying capacity of the tire. A higher Load Range allows the tire to carry a heavier load. The tire comes with Raised Black Lettering on the sidewall.