265/50R18 tire size

A 265/50R18 tire is 28.43 in (722.2 mm) tall and 10.43 in (265.0 mm) wide, and turns 709 revolutions per mile.

265/50R18 dimensions
MeasurementInchesMillimeters
Overall diameter28.43 in722.2 mm
Section width10.43 in265.0 mm
Sidewall height5.22 in132.5 mm
Rim diameter18.00 in457.2 mm
Circumference89.33 in2,269 mm
Revolutions per mile709
Flotation equivalent28.4x10.4R18 (approx.)

265/50R18 is a 18-inch tire with a 265 mm (10.43 in) section width and a 50% aspect ratio, giving a 5.22-inch sidewall and a flotation-style size of about 28.4x10.4R18.

Its overall diameter is 28.43 inches, so it rolls 89.3 inches per revolution and turns about 709 times per mile.

76 other sizes in this list are within 3% of that diameter.

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Sizes within 3% of 28.43 in diameter

Open 265/50R18 in the tire size calculator

Source: Calculated from standard tire geometry formulas. Verified . How these numbers are calculated.