Decoded notation
235 mm / 45% / R / 17 in
Popular Tire Sizes
235/45R17 Tire Size — Dimensions & Revs
Decode 235/45R17 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width235 mm
Sidewall height105.8 mm
Rim diameter17 in
Overall diameter643.3 mm
Overall diameter25.33 in
Circumference2021.0 mm
Revolutions per mile796.3
Revolutions per km494.8