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.For assistance in selecting a replacement tire, always consult your Toyo Tires dealer.
The section height of the tire is measured in millimeters also.
The section height is approximately the distance from the rim to the tread surface of the tire when it is not carrying any weight. Some passenger car tires may not have a “P” and are considered hard-metric tires.
Recently it became mandatory to apply a partial DOT serial number on the sidewall opposite the complete DOT serial number.
The partial DOT serial shows manufacturer, plant and tire size information.
Actual conditions may depart significantly from the test conditions due to variations in driving habits, service practices and differences in road characteristics and climates.
Traction Rating: The traction rating indicates the tire's ability to stop a vehicle moving straight forward on wet pavement.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.The sidewall of a tire includes a variety of important information.Your Toyo Tires dealer can provide you with more information on speed ratings.The diameter indicates the size of the wheel from one side to the other.The aspect ratio is the dimensional relationship of the section height to the section width.