What does 145R13 mean?
Tire sizes are easy to understand once you learn how to read them. On this page you'll find a color-coded explanation of the 145R13 tire code.
145 | This number indicates that your tire has a width of 145 millimeters. | ||||||
R | This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
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13 | The tire size was designed to fit rims or wheels that are 13 inches in diameter. |