215/30R20 Tires

215/30R20 Conversion

When converted to inches, 215/30R20 is equivalent to 25.1x8.5R20.

215/30R20 tire has a section width of 8.5 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 20 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 2.6 inches (65 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 25.1 inches (638 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 78.8 inches (2003.3 mm) is the outer perimeter of the tire. Tire revolutions indicate the number of times a tire revolves while it covers the distance in miles or kilometers. 215/30R20 tire makes 804 revolutions per mile (499 revolutions per kilometer).

215/30R20 Section Width
8.5"
25.1"
215/30R20 Tire Side
Tire Circumference
78.8"
20"
2.6"
804 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 638 mm 25.1"
Tread Width 215 mm 8.5"
Rim Diameter 508 mm 20"
Sidewall Height 65 mm 2.6"
Circumference 2003.3 mm 78.8"
Revolutions 499 per km 804 per mile

215/30R20 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 215/30R20 tire can be replaced with 6 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
225/30R20 25.4" (644 mm) 0.9%
275/25R20 25.4" (646 mm) 1.3%
235/30R20 25.6" (650 mm) 1.9%
285/25R20 25.6" (650 mm) 1.9%
245/30R20 25.8" (656 mm) 2.8%
295/25R20 25.8" (656 mm) 2.8%