Tire Size 215/40R18 in inches
Below are the most common tire sizing information in inches:
215/40R18 Height - How tall is a 215/40R18 tire in inches?
This tire size is 24.772 inches tall.
215/40R18 Width in inches - How wide is a 215/40R18 tire?
This tire size is 8.465 inches wide (tread width).
What's the Sidewall Size of a 215/40R18 Tire in Inches?
This tire size has 3.386 inch sidewalls.
Other Questions About the 215/40R18 Tire Size
Here's some other common questions asked about this tire size:
What size rims fit a 215/40R18 tire?
This tire will fit onto 18 inch wheels.
What is the next size up from 215/40R18?
The tire sizes below are the next sizes up from 215/40R18. The table shows the increase in diameter and width for each option.
| Tire Size | Diameter (in) | Width (in) | Diameter Change | Width Change |
|---|---|---|---|---|
| 295/30R18 | 24.969 | 11.614 | + 0.197 in | + 3.15 in |
| 255/35R18 | 25.028 | 10.039 | + 0.256 in | + 1.575 in |
| 225/40R18 | 25.087 | 8.858 | + 0.315 in | + 0.394 in |
| 305/30R18 | 25.205 | 12.008 | + 0.433 in | + 3.543 in |
| 265/35R18 | 25.303 | 10.433 | + 0.531 in | + 1.969 in |
What is the next size down from 215/40R18?
The tire sizes below are the next sizes down from 215/40R18. The table shows the decrease in diameter and width for each option.
| Tire Size | Diameter (in) | Width (in) | Diameter Change | Width Change |
|---|---|---|---|---|
| 205/40R18 | 24.457 | 8.071 | - 0.315 in | - 0.394 in |
| 205/35R18 | 23.650 | 8.071 | - 1.122 in | - 0.394 in |
| 195/35R18 | 23.374 | 7.677 | - 1.398 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 24.772 inches wide.
What does the 40 mean in tire size?
This represents the sidewall height of the tire, as a percentage of the width. The sidewall height is 40% of 215mm, or 86mm, which is 3.386 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 a 18 inch wheel.
