Decoded notation
185 mm / 55% / R / 14 in
Popular Tire Sizes
185/55R14 Tire Size — Dimensions & Revs
Decode 185/55R14 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 height101.8 mm
Rim diameter14 in
Overall diameter559.1 mm
Overall diameter22.01 in
Circumference1756.5 mm
Revolutions per mile916.2
Revolutions per km569.3