275/60R20 tire size

A 275/60R20 tire is 32.99 in (838.0 mm) tall and 10.83 in (275.0 mm) wide, and turns 611 revolutions per mile.

275/60R20 dimensions
MeasurementInchesMillimeters
Overall diameter32.99 in838.0 mm
Section width10.83 in275.0 mm
Sidewall height6.50 in165.0 mm
Rim diameter20.00 in508.0 mm
Circumference103.65 in2,633 mm
Revolutions per mile611
Flotation equivalent33.0x10.8R20 (approx.)

275/60R20 is a 20-inch tire with a 275 mm (10.83 in) section width and a 60% aspect ratio, giving a 6.50-inch sidewall and a flotation-style size of about 33.0x10.8R20.

Its overall diameter is 32.99 inches, so it rolls 103.6 inches per revolution and turns about 611 times per mile.

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

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Sizes within 3% of 32.99 in diameter

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