Decoded notation
285 mm / 40% / R / 19 in
Popular Tire Sizes
285/40R19 Tire Size — Dimensions & Revs
Decode 285/40R19 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width285 mm
Sidewall height114.0 mm
Rim diameter19 in
Overall diameter710.6 mm
Overall diameter27.98 in
Circumference2232.4 mm
Revolutions per mile720.9
Revolutions per km447.9