Studying a tire’s sidewall provides information concerning its composition
and capabilities. Learning what the markings mean can help you make decisions that
impact safety, reliability, durability and handling.
With the tire size 195/60R15 87H as an example, here’s what the different numbers and letters mean:
For a list of weight load, speed rating and UTQG codes, see Drive’s online exclusive.
Over- or under-inflated tires cost you money and can adversely affect the environment and safety. So regularly check tire air pressure in order to: