Tire Size 215/45R18 in inches
Below are the most common tire sizing information in inches:
215/45R18 Height - How tall is a 215/45R18 tire in inches?
This tire size is 25.618 inches tall.
215/45R18 Width in inches - How wide is a 215/45R18 tire?
This tire size is 8.465 inches wide (tread width).
What's the Sidewall Size of a 215/45R18 Tire in Inches?
This tire size has 3.809 inch sidewalls.
Other Questions About the 215/45R18 Tire Size
Here's some other common questions asked about this tire size:
What size rims fit a 215/45R18 tire?
This tire will fit onto 18 inch wheels.
What is the next size up from 215/45R18?
The tire sizes below are the next sizes up from 215/45R18. The table shows the increase in diameter and width for each option.
| Tire Size | Diameter (in) | Width (in) | Diameter Change | Width Change |
|---|---|---|---|---|
| 245/40R18 | 25.717 | 9.646 | + 0.098 in | + 1.181 in |
| 285/35R18 | 25.854 | 11.220 | + 0.236 in | + 2.756 in |
| 335/30R18 | 25.913 | 13.189 | + 0.295 in | + 4.724 in |
| 225/45R18 | 25.972 | 8.858 | + 0.354 in | + 0.394 in |
| 255/40R18 | 26.031 | 10.039 | + 0.413 in | + 1.575 in |
What is the next size down from 215/45R18?
The tire sizes below are the next sizes down from 215/45R18. The table shows the decrease in diameter and width for each option.
| Tire Size | Diameter (in) | Width (in) | Diameter Change | Width Change |
|---|---|---|---|---|
| 185/50R18 | 25.283 | 7.283 | - 0.335 in | - 1.181 in |
| 205/45R18 | 25.264 | 8.071 | - 0.354 in | - 0.394 in |
| 205/40R18 | 24.457 | 8.071 | - 1.161 in | - 0.394 in |
| 205/35R18 | 23.650 | 8.071 | - 1.969 in | - 0.394 in |
| 195/35R18 | 23.374 | 7.677 | - 2.244 in | - 0.787 in |
What does the 215 mean in tire size?
This represents the treadwidth of the tire. The tread is 215mm wide, or 25.618 inches wide.
What does the 45 mean in tire size?
This represents the sidewall height of the tire, as a percentage of the width. The sidewall height is 45% of 215mm, or 96.75mm, which is 3.809 inches.
What does the 18 mean in tire size?
This represents the wheel diameter that this tire size fits on. This tire size is meant to fit an 18 inch wheel.
