215/55R18 Tires

215/55R18 Conversion

When converted to inches, 215/55R18 is equivalent to 27.3x8.5R18.

215/55R18 tire has a section width of 8.5 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 4.6 inches (118 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 27.3 inches (693 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 85.7 inches (2176 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. 215/55R18 tire makes 739 revolutions per mile (460 revolutions per kilometer).

215/55R18 Section Width
8.5"
27.3"
215/55R18 Tire Side
Tire Circumference
85.7"
18"
4.6"
739 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 693 mm 27.3"
Tread Width 215 mm 8.5"
Rim Diameter 457.2 mm 18"
Sidewall Height 118 mm 4.6"
Circumference 2176 mm 85.7"
Revolutions 460 per km 739 per mile

215/55R18 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 215/55R18 tire can be replaced with 76 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
135/70R19 26.5" (673 mm) -2.9%
135/80R18 26.5" (673 mm) -2.9%
215/50R18 26.5" (673 mm) -2.9%
315/30R19 26.5" (673 mm) -2.9%
275/30R20 26.5" (674 mm) -2.7%
275/35R19 26.6" (675 mm) -2.6%
155/70R18 26.6" (675 mm) -2.6%
335/25R20 26.6" (676 mm) -2.5%
315/35R18 26.7" (677 mm) -2.3%
275/40R18 26.7" (677 mm) -2.3%
245/45R18 26.7" (677 mm) -2.3%
245/40R19 26.7" (679 mm) -2%
325/30R19 26.7" (679 mm) -2%
245/35R20 26.8" (680 mm) -1.9%
285/30R20 26.8" (680 mm) -1.9%
345/25R20 26.8" (680 mm) -1.9%
145/60R20 26.9" (682 mm) -1.6%
205/55R18 26.9" (683 mm) -1.4%
225/50R18 26.9" (683 mm) -1.4%
285/35R19 26.9" (683 mm) -1.4%
335/30R19 27" (685 mm) -1.2%
325/35R18 27" (685 mm) -1.2%
285/40R18 27" (685 mm) -1.2%
225/45R19 27" (685 mm) -1.2%
255/35R20 27" (686 mm) -1%
295/30R20 27" (686 mm) -1%
255/45R18 27" (687 mm) -0.9%
255/40R19 27" (687 mm) -0.9%
225/40R20 27.1" (688 mm) -0.7%
145/80R18 27.1" (689 mm) -0.6%
165/70R18 27.1" (689 mm) -0.6%
295/35R19 27.1" (689 mm) -0.6%
345/30R19 27.2" (691 mm) -0.3%
305/30R20 27.2" (692 mm) -0.1%
175/60R19 27.3" (693 mm) 0%
295/40R18 27.3" (693 mm) 0%
235/50R18 27.3" (693 mm) 0%
265/35R20 27.3" (694 mm) 0.1%
155/60R20 27.3" (694 mm) 0.1%
265/40R19 27.4" (695 mm) 0.3%
265/45R18 27.4" (695 mm) 0.3%
235/45R19 27.4" (695 mm) 0.3%
145/65R20 27.4" (696 mm) 0.4%
235/40R20 27.4" (696 mm) 0.4%
305/35R19 27.4" (697 mm) 0.6%
355/30R19 27.4" (697 mm) 0.6%
315/30R20 27.5" (698 mm) 0.7%
345/35R18 27.5" (699 mm) 0.9%
275/35R20 27.6" (700 mm) 1%
175/55R20 27.6" (700 mm) 1%
305/40R18 27.6" (701 mm) 1.2%
155/70R19 27.6" (701 mm) 1.2%
215/45R20 27.6" (702 mm) 1.3%
315/35R19 27.7" (703 mm) 1.4%
245/45R19 27.7" (703 mm) 1.4%
245/50R18 27.7" (703 mm) 1.4%
145/85R18 27.7" (703 mm) 1.4%
205/60R18 27.7" (703 mm) 1.4%
275/40R19 27.7" (703 mm) 1.4%
195/50R20 27.7" (704 mm) 1.6%
245/40R20 27.7" (704 mm) 1.6%
325/30R20 27.7" (704 mm) 1.6%
155/80R18 27.8" (705 mm) 1.7%
225/55R18 27.8" (705 mm) 1.7%
275/45R18 27.8" (705 mm) 1.7%
165/60R20 27.8" (706 mm) 1.9%
285/35R20 27.9" (708 mm) 2.2%
315/40R18 27.9" (709 mm) 2.3%
155/65R20 28" (710 mm) 2.5%
335/30R20 28" (710 mm) 2.5%
225/45R20 28" (710 mm) 2.5%
285/40R19 28" (711 mm) 2.6%
255/40R20 28" (712 mm) 2.7%
255/45R19 28.1" (713 mm) 2.9%
255/50R18 28.1" (713 mm) 2.9%
285/45R18 28.1" (713 mm) 2.9%