305/55R20 Tires
305/55R20 Conversion
When converted to inches, 305/55R20 is equivalent to 33.2x12R20.
305/55R20 tire has a section width of 12 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 6.6 inches (168 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 33.2 inches (844 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 104.2 inches (2650.2 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. 305/55R20 tire makes 608 revolutions per mile (377 revolutions per kilometer).



Metric | Inches | |
---|---|---|
Overall Diameter (Tire Height) | 844 mm | 33.2" |
Tread Width | 305 mm | 12" |
Rim Diameter | 508 mm | 20" |
Sidewall Height | 168 mm | 6.6" |
Circumference | 2650.2 mm | 104.2" |
Revolutions | 377 per km | 608 per mile |
Best Prices on 305/55R20 Tires | |
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305/55R20 Replacement Tire Sizes
Replacement tires have to be within 3% of the original tire's overall diameter. 305/55R20 tire can be replaced with 23 compatible tire sizes. Select optional plus size to see its specs.
Tire Size | Overall Diameter | Difference |
---|---|---|
325/40R22 | 32.2" (819 mm) | -3% |
285/55R20 | 32.4" (822 mm) | -2.6% |
315/50R20 | 32.4" (824 mm) | -2.4% |
265/50R22 | 32.5" (825 mm) | -2.3% |
295/45R22 | 32.5" (825 mm) | -2.3% |
265/60R20 | 32.5" (826 mm) | -2.1% |
295/55R20 | 32.8" (832 mm) | -1.4% |
305/45R22 | 32.8" (833 mm) | -1.3% |
325/50R20 | 32.8" (834 mm) | -1.2% |
275/50R22 | 32.9" (835 mm) | -1.1% |
275/60R20 | 33" (838 mm) | -0.7% |
315/45R22 | 33.2" (843 mm) | -0.1% |
355/40R22 | 33.2" (843 mm) | -0.1% |
285/50R22 | 33.3" (845 mm) | 0.1% |
375/45R20 | 33.3" (846 mm) | 0.2% |
285/60R20 | 33.5" (850 mm) | 0.7% |
325/45R22 | 33.5" (851 mm) | 0.8% |
295/50R22 | 33.7" (855 mm) | 1.3% |
275/55R22 | 33.9" (861 mm) | 2% |
295/60R20 | 33.9" (862 mm) | 2.1% |
355/50R20 | 34" (864 mm) | 2.4% |
305/50R22 | 34.1" (865 mm) | 2.5% |
275/65R20 | 34.1" (866 mm) | 2.6% |