The numbers and letters identify dimensions and performance standards that allow you to compare tires more accurately and efficiently.
This diagram will help you to understand those numbers and letters.
The DOT tire identification number indicates compliance with all safety standards established by the U. Department of Transportation and provides additional information about the tire manufacturer.
But some safety advocates want to add an expiration date of six years onto each tire, regardless of how much tread is left on them.For assistance in selecting a replacement tire, always consult your Toyo Tires dealer.The load index is an assigned number that corresponds with the load-carrying capacity of the tire.TREADWEAR: The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course.For example, a tire graded 150 would wear one and one-half times as well on the government course as a tire graded 100.