285/55R20 Tires

285/55R20 Conversion

When converted to inches, 285/55R20 is equivalent to 32.4x11.2R20.

285/55R20 tire has a section width of 11.2 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 6.2 inches (157 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 32.4 inches (822 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 101.7 inches (2581.1 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. 285/55R20 tire makes 623 revolutions per mile (387 revolutions per kilometer).

285/55R20 Section Width
11.2"
32.4"
285/55R20 Tire Side
Tire Circumference
101.7"
20"
6.2"
623 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 822 mm 32.4"
Tread Width 285 mm 11.2"
Rim Diameter 508 mm 20"
Sidewall Height 157 mm 6.2"
Circumference 2581.1 mm 101.7"
Revolutions 387 per km 623 per mile
Best Prices on 285/55R20 Tires
Amazon
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TireRack from $420.40
Priority Tire from $189.93
Simple Tire from $152.97

285/55R20 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 285/55R20 tire can be replaced with 25 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
245/60R20 31.6" (802 mm) -2.4%
305/40R22 31.6" (803 mm) -2.3%
295/50R20 31.7" (804 mm) -2.2%
275/45R22 31.8" (807 mm) -1.8%
275/50R21 31.9" (809 mm) -1.6%
275/55R20 31.9" (810 mm) -1.5%
255/60R20 32" (814 mm) -1%
305/50R20 32" (814 mm) -1%
285/45R22 32.1" (815 mm) -0.9%
315/45R21 32.2" (817 mm) -0.6%
325/40R22 32.2" (819 mm) -0.4%
315/50R20 32.4" (824 mm) 0.2%
295/45R22 32.5" (825 mm) 0.4%
265/50R22 32.5" (825 mm) 0.4%
265/60R20 32.5" (826 mm) 0.5%
295/55R20 32.8" (832 mm) 1.2%
305/45R22 32.8" (833 mm) 1.3%
325/50R20 32.8" (834 mm) 1.5%
275/50R22 32.9" (835 mm) 1.6%
275/60R20 33" (838 mm) 1.9%
315/45R22 33.2" (843 mm) 2.6%
355/40R22 33.2" (843 mm) 2.6%
305/55R20 33.2" (844 mm) 2.7%
285/50R22 33.3" (845 mm) 2.8%
375/45R20 33.3" (846 mm) 2.9%