Standard Tire Size & Metric
UNDERSTANDING METRIC AND STANDARD TIRE SIZE
We at RV Tires care about the safety of you and your family. Therefore, we provide information on metric and standard tire sizes. Understanding tire size can help with your tire selection.
Furthermore, you can be more confident about your tire purchase for your recreational vehicle.
READING SIDEWALL MARKINGS – Metric
In this case, the image above highlights the metric tire size of a tire.
Most tires will indicate the size on the sidewall in the following order:
Tire Width - 215 mm in this example
Aspect Ratio/Sidewall Height - 60 in this example
Rim Diameter - 16” in this example
READING SIDEWALL MARKINGS - Standard
Also known as High-Flotation / Wide Base / Numeric Sizing
As highlighted in the image above, standard tires will indicate the standard tire size. The tire size markings on the sidewall are as follows:
Overall Diameter Height in Inches - 35” in this example
Section Width in Inches - 12.5” or 1250 in this example
Rim Diameter in Inches - 17” in this example