Decoded notation
145 mm / 80% / R / 13 in
Popular Tire Sizes
145/80R13 Tire Size — Dimensions & Revs
Decode 145/80R13 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width145 mm
Sidewall height116.0 mm
Rim diameter13 in
Overall diameter562.2 mm
Overall diameter22.13 in
Circumference1766.2 mm
Revolutions per mile911.2
Revolutions per km566.2