When converted to inches, 225/85R16 is equivalent to 31x8.9R16.
225/85R16 tire has a section width of 8.9 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 16 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 7.5 inches (191 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 31 inches (788 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 97.3 inches (2474.3 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. 225/85R16 tire makes 651 revolutions per mile (404 revolutions per kilometer).
Overall Diameter (Tire Height)
404 per km
651 per mile
Best Prices on 225/85R16 Tires
225/85R16 Replacement Tire Sizes
Replacement tires have to be within 3% of the original tire's overall diameter. 225/85R16 tire can be replaced with 36 compatible tire sizes. Select optional plus size to see its specs.