225/35R18 Tires

225/35R18 Conversion

When converted to inches, 225/35R18 is equivalent to 24.2x8.9R18.

225/35R18 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 18 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 3.1 inches (79 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 24.2 inches (615 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 76 inches (1931.1 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. 225/35R18 tire makes 834 revolutions per mile (518 revolutions per kilometer).

225/35R18 Section Width
8.9"
24.2"
225/35R18 Tire Side
Tire Circumference
76"
18"
3.1"
834 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 615 mm 24.2"
Tread Width 225 mm 8.9"
Rim Diameter 457.2 mm 18"
Sidewall Height 79 mm 3.1"
Circumference 1931.1 mm 76"
Revolutions 518 per km 834 per mile

225/35R18 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 225/35R18 tire can be replaced with 20 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
235/30R18 23.6" (599 mm) -2.6%
205/35R18 23.7" (601 mm) -2.3%
245/30R18 23.8" (605 mm) -1.6%
125/60R18 23.9" (607 mm) -1.3%
215/35R18 23.9" (607 mm) -1.3%
255/30R18 24.1" (611 mm) -0.7%
175/45R18 24.2" (615 mm) 0%
265/30R18 24.3" (617 mm) 0.3%
225/30R19 24.4" (619 mm) 0.7%
135/60R18 24.4" (619 mm) 0.7%
205/40R18 24.4" (621 mm) 1%
235/35R18 24.4" (621 mm) 1%
235/30R19 24.6" (625 mm) 1.6%
245/35R18 24.8" (629 mm) 2.3%
215/40R18 24.8" (629 mm) 2.3%
285/30R18 24.8" (629 mm) 2.3%
245/30R19 24.8" (631 mm) 2.6%
295/25R19 24.8" (631 mm) 2.6%
125/70R18 24.9" (633 mm) 2.9%
215/35R19 24.9" (633 mm) 2.9%