Metric Tire Conversion Calculator

Use these calculators to convert metric tire sizes (ie 285/75R16) to standard tire sizes (ie 31x10.50R15) and vice versa.

Metric to Standard Conversion
Enter the tire size below (ex 265/75/16)
/ R

Standard to Metric Conversion
Enter the tire size below (ex 31x10.50/15)
x R

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