Decoded notation
275 mm / 35% / R / 18 in
Popular Tire Sizes
275/35R18 Tire Size — Dimensions & Revs
Decode 275/35R18 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width275 mm
Sidewall height96.3 mm
Rim diameter18 in
Overall diameter649.7 mm
Overall diameter25.58 in
Circumference2041.1 mm
Revolutions per mile788.5
Revolutions per km489.9