When converted to inches, 155/60R18 is equivalent to 25.3x6.1R18.
155/60R18 tire has a section width of 6.1 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 18 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 3.7 inches (93 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 25.3 inches (643 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 79.4 inches (2019 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. 155/60R18 tire makes 798 revolutions per mile (495 revolutions per kilometer).
Overall Diameter (Tire Height)
495 per km
798 per mile
Best Prices on 155/60R18 Tires
155/60R18 Replacement Tire Sizes
Replacement tires have to be within 3% of the original tire's overall diameter. 155/60R18 tire can be replaced with 53 compatible tire sizes. Select optional plus size to see its specs.