215/55R18
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
The 215/55R18 tire size features an overall diameter of 27.31 inches, a section width of 8.5 inches (215mm), and rotates 738 times per mile. It is a standard factory tire fitment on 64+ vehicle models including Hyundai Kona.
Physical Dimensions & Specs
Overall Diameter
27.31"
693.7 mmSection Width
215 mm
8.46" wideSidewall Height
4.66"
118.4 mm (55% aspect)Revolutions / Mile
738
Circumference: 85.8"Rim Diameter
18"
Wheel sizeRecommended Rim Width
5.4" - 7.5"
Optimal rim width rangeWhere to Buy & Install 215/55R18 Tires
Looking for 215/55R18 tires? Skip hauling tires in your car—choose direct delivery to a local certified shop or doorstep delivery:
Tire Rack
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Amazon Automotive
Fast doorstep shipping for DIYers or bringing to your own shop.
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Speedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 215/55R18 against any proposed tire size below:
Visual Tire & Wheel Comparison
Speedometer Variance
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 21.7 mph | +1.7 mph |
| 30 mph | 32.5 mph | +2.5 mph |
| 45 mph | 48.7 mph | +3.7 mph |
| 60 mph | 65.0 mph | +5.0 mph |
| 75 mph | 81.2 mph | +6.2 mph |
| 90 mph | 97.5 mph | +7.5 mph |
Fender & Suspension Clearance
Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.
Vehicles That Fit 215/55R18 (64+ Models)
Factory standard and optional vehicle fitments utilizing 215/55R18 tires: