275/55R20 Tires

275/55R20 Conversion

When converted to inches, 275/55R20 is equivalent to 31.9x10.8R20.

275/55R20 tire has a section width of 10.8 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 5.9 inches (151 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 31.9 inches (810 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 100.2 inches (2543.4 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. 275/55R20 tire makes 632 revolutions per mile (393 revolutions per kilometer).

275/55R20 Section Width
10.8"
31.9"
275/55R20 Tire Side
Tire Circumference
100.2"
20"
5.9"
632 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 810 mm 31.9"
Tread Width 275 mm 10.8"
Rim Diameter 508 mm 20"
Sidewall Height 151 mm 5.9"
Circumference 2543.4 mm 100.2"
Revolutions 393 per km 632 per mile

275/55R20 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 275/55R20 tire can be replaced with 28 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
285/40R22 31" (787 mm) -2.8%
325/35R22 31" (787 mm) -2.8%
255/55R20 31" (788 mm) -2.7%
285/45R21 31.1" (789 mm) -2.6%
255/50R21 31.1" (789 mm) -2.6%
255/45R22 31.1" (789 mm) -2.6%
325/40R21 31.2" (793 mm) -2.1%
285/50R20 31.3" (794 mm) -2%
295/40R22 31.3" (795 mm) -1.9%
265/45R22 31.4" (797 mm) -1.6%
245/60R20 31.6" (802 mm) -1%
305/40R22 31.6" (803 mm) -0.9%
295/50R20 31.7" (804 mm) -0.7%
275/45R22 31.8" (807 mm) -0.4%
275/50R21 31.9" (809 mm) -0.1%
255/60R20 32" (814 mm) 0.5%
305/50R20 32" (814 mm) 0.5%
285/45R22 32.1" (815 mm) 0.6%
315/45R21 32.2" (817 mm) 0.9%
325/40R22 32.2" (819 mm) 1.1%
285/55R20 32.4" (822 mm) 1.5%
315/50R20 32.4" (824 mm) 1.7%
295/45R22 32.5" (825 mm) 1.9%
265/50R22 32.5" (825 mm) 1.9%
265/60R20 32.5" (826 mm) 2%
295/55R20 32.8" (832 mm) 2.7%
305/45R22 32.8" (833 mm) 2.8%
325/50R20 32.8" (834 mm) 3%