Tire Size Converter

Convert metric tire sizes to inches.

Example: 255/45R17

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R

Tire Section Width
Tire Side
Tire Circumference
Metric Inches
Overall Diameter
Tread Width
Aspect Ratio
Rim Diameter
Sidewall Height
Circumference
Revolutions

Popular Tire Size Conversions

275/45R18 = 27.8x10.8R18
305/75R18 = 36x12R18
355/60R22 = 38.8x14R22
255/80R17 = 33.1x10R17
175/65R13 = 22x6.9R13
305/35R26 = 34.4x12R26
315/50R22 = 34.4x12.4R22
205/60R14 = 23.7x8.1R14
165/80R17 = 27.4x6.5R17
175R13 = 24x6.9R13
245/35R21 = 27.8x9.6R21
215/45R16 = 23.6x8.5R16
215/50R15 = 23.5x8.5R15
285/55R19 = 31.4x11.2R19
305/35R19 = 27.4x12R19
265/50R16 = 26.5x10.4R16
125/70R16 = 22.9x4.9R16
355/70R17 = 36.6x14R17
195/60R14 = 23.2x7.7R14
205/50R15 = 23.1x8.1R15