Decoded notation
315 mm / 40% / R / 22 in
Popular Tire Sizes
315/40R22 Tire Size — Dimensions & Revs
Decode 315/40R22 and calculate nominal width, sidewall, overall diameter, circumference and revolutions.
Calculated dimensions are nominal values based on tire-size notation; actual measured dimensions vary.
Width315 mm
Sidewall height126.0 mm
Rim diameter22 in
Overall diameter810.8 mm
Overall diameter31.92 in
Circumference2547.2 mm
Revolutions per mile631.8
Revolutions per km392.6