Decoded notation
255 mm / 65% / R / 17 in
Popular Tire Sizes
255/65R17 Tire Size — Dimensions & Revs
Decode 255/65R17 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width255 mm
Sidewall height165.8 mm
Rim diameter17 in
Overall diameter763.3 mm
Overall diameter30.05 in
Circumference2398.0 mm
Revolutions per mile671.1
Revolutions per km417.0