When converted to inches, 345/30R20 is equivalent to 28.2x13.6R20.
345/30R20 tire has a section width of 13.6 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 4.1 inches (104 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 28.2 inches (716 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 88.5 inches (2248.2 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. 345/30R20 tire makes 716 revolutions per mile (445 revolutions per kilometer).
Overall Diameter (Tire Height)
445 per km
716 per mile
Best Prices on 345/30R20 Tires
345/30R20 Replacement Tire Sizes
Replacement tires have to be within 3% of the original tire's overall diameter. 345/30R20 tire can be replaced with 56 compatible tire sizes. Select optional plus size to see its specs.