When converted to inches, 125/90R15 is equivalent to 23.9x4.9R15.
125/90R15 tire has a section width of 4.9 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 15 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 4.4 inches (113 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 23.9 inches (607 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 75 inches (1906 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. 125/90R15 tire makes 845 revolutions per mile (525 revolutions per kilometer).
Overall Diameter (Tire Height)
525 per km
845 per mile
Best Prices on 125/90R15 Tires
125/90R15 Replacement Tire Sizes
Replacement tires have to be within 3% of the original tire's overall diameter. 125/90R15 tire can be replaced with 48 compatible tire sizes. Select optional plus size to see its specs.