245/55R17 tire size

A 245/55R17 tire is 27.61 in (701.3 mm) tall and 9.65 in (245.0 mm) wide, and turns 730 revolutions per mile.

245/55R17 dimensions
MeasurementInchesMillimeters
Overall diameter27.61 in701.3 mm
Section width9.65 in245.0 mm
Sidewall height5.31 in134.8 mm
Rim diameter17.00 in431.8 mm
Circumference86.74 in2,203 mm
Revolutions per mile730
Flotation equivalent27.6x9.6R17 (approx.)

245/55R17 is a 17-inch tire with a 245 mm (9.65 in) section width and a 55% aspect ratio, giving a 5.31-inch sidewall and a flotation-style size of about 27.6x9.6R17.

Its overall diameter is 27.61 inches, so it rolls 86.7 inches per revolution and turns about 730 times per mile.

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

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Sizes within 3% of 27.61 in diameter

Open 245/55R17 in the tire size calculator

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