Decoded notation
245 mm / 35% / R / 18 in
Popular Tire Sizes
245/35R18 Tire Size — Dimensions & Revs
Decode 245/35R18 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width245 mm
Sidewall height85.8 mm
Rim diameter18 in
Overall diameter628.7 mm
Overall diameter24.75 in
Circumference1975.1 mm
Revolutions per mile814.8
Revolutions per km506.3