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Tire Size Calculation

  • Calculates tire size
  • Displays tire radius, tire diameter, and tire circumference
  • Tire revolutions per mile and per kilometer
  • Lists dimensions for unloaded, static rolling, and dynamic rolling conditions
  • Uses tire pressure for calculating rolling radius, rolling diameter, rolling circumference, and revs per distance
  • Uses speed for calculating dynamic rolling radius, dynamic rolling diameter, dynamic rolling circumference, and dynamic revs per distance
  • Lists other tire sizes with similar dimensions

Tire Size Calculation

Everything you need to know about your tire dimensions.

Enter tire section, aspect ratio, wheel diameter, tire pressure, and a road speed. Calculate unloaded dimensions, static rolling dimensions, dynamic rolling dimensions, and lists tires with similar diameters.

See also the tire selector calculation.


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