Tire Sizes – Know How to Determine Yours

Tires are essential part of most land-based vehicles. So, if you are an owner of the same piece of equipment, you have to be aware that there are different and a number of tire sizes. The following will help you understand about it further.

Size of a Metric Tire

For instance, your tire contains with the code P205/65R16, know how to read it with the following:

  • Tire Class (P) – the primary character within a tire size include the class of the tire. In the example, letter “P” specifies that your tire is a “passenger” car tire. Having the letters “LT” before a tire size signifies a “Light Truck” tire.
  • Section Width (205) – the section width of a metric tire is being measured in mm. The measurement is obtained from the sidewall to sidewall. The example shows 205mm for the tire’s section width. The section width is the linear distance between the sidewalls’ distance of the inflated tire without load on it.
  • Aspect Ratio (65) – also known as Section Height, aspect ratio is the number that denotes to the sidewall’s height. This is measures as the percentage of section width. The example shows 65% of the section width (205mm), getting the result 133.25.
  • Tire Construction (R) – In the example, the “R” represents radial tire construction.
  • Wheel Diameter (16) – This number signifies the wheel diameter measured by inches.

Understanding tire sizes is indeed very important. It can help you make the most of your travels by simply having the most suitable tires to your vehicle.