Decoded notation
185 mm / 60% / R / 15 in
Popular Tire Sizes
185/60R15 Tire Size — Dimensions & Revs
Decode 185/60R15 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width185 mm
Sidewall height111.0 mm
Rim diameter15 in
Overall diameter603.0 mm
Overall diameter23.74 in
Circumference1894.4 mm
Revolutions per mile849.5
Revolutions per km527.9