235/60R18 Tire Size: Dimensions & Inches
235/60R18 is approximately 29.1 inches tall and 9.25 inches wide, with a calculated sidewall height of 5.55 inches.
235/60R18 Dimensions
What Does 235/60R18 Mean?
The tire-size code describes the tire's nominal width, sidewall proportion, construction and wheel diameter:
235/60R18 in Inches
A 235/60R18 tire has a nominal width of 235 mm (about 9.25 inches). Its calculated sidewall is about 5.55 inches, producing an overall diameter of about 29.1 inches.
| Tire size | 235/60R18 |
|---|---|
| Width | 235 mm / 9.25 in |
| Aspect ratio | 60% |
| Overall diameter | 29.1 in |
| Sidewall height | 5.55 in |
| Wheel diameter | 18 in |
| Circumference | 91.43 in |
| Approx. revs per mile | 693 |
Is 235/60R18 a 29-Inch Tire?
Yes, approximately. A 235/60R18 tire has a calculated overall diameter of about 29.1 inches, so it is commonly grouped with 29-inch-class tires. Actual mounted diameter can vary slightly by tire manufacturer, tread design, approved rim width, load and inflation pressure.
Compare 235/60R18 With Another Tire Size
Check diameter, width, sidewall and speedometer differences before considering a different size.
Related 18-Inch Tire Sizes
235/60R18 FAQ
How tall is a 235/60R18 tire?
The calculated overall diameter is about 29.1 inches.
Is 235/60R18 a 29-inch tire?
Approximately. Its calculated diameter is about 29.1 inches, so it is commonly grouped with 29-inch-class tires. Actual mounted dimensions vary by tire model and manufacturer.
How wide is a 235/60R18 tire?
The nominal section width is 235 mm, which is about 9.25 inches.
What wheel diameter does 235/60R18 use?
This size is designed around a 18-inch wheel diameter. Wheel width and full vehicle fitment still need to be checked separately.