See also:

U.S. Dot tire identification number (TIN)
Both U.S. and Canada Federal regulations require tire manufacturers to place standardized information on the sidewall of all tires. This information identifies and describes the fundamental charac ...

Readiness for Inspection/Maintenance (I/M) testing
Some state/provincial and local governments may have Inspection/Maintenance (I/M) programs to inspect the emission control equipment on your vehicle. Failure to pass this inspection could prevent ...

Information on “T” type tires
“T” type tires have some additional information beyond those of “P” type tires; these differences are described below: T145/80D16 is an example of a tire size. Note: The temporary tire s ...