What does 305/55R22 mean?
305/55R22 is a tire size with the following dimensions:
- 305 is the width of the tire in millimeters. This number also indicates the appropriate width of the rim on which the tire should be mounted.
- 55 is the aspect ratio, which is the ratio of the tire's height to its width. This affects the tire's handling and ride comfort
- R indicates the tire's construction type, meaning it has a radial construction. This provides stability and precision to the tire.
- 22 is the diameter of the wheel in inches, on which the tire is to be mounted.
305/55R22 Tire Conversion
Dimensions | Inches | Millimeters |
Tire Diameter | 35.2 in | 894.3 mm |
Section Width | 12 in | 305 mm |
Rim Height | 22 in | 558 mm |
Sidewall Height | 6.6 in | 167.8 mm |
Circumference | 110.6 in | 2809.5 mm |
Revolutions | 572.8 revs/mile |
FAQ About 305/55R22 Tire
How tall is a 305/55R22 tire?
The height (or diameter) of a 305/55R22 tire is 35.2 inches
How wide is a 305/55R22 tire?
The width of a 305/55R22 tire is 305 mm, which is about 12 inches.
What size rim fits a 305/55R22 tire?
A 305/55R22 tire fits on a rim that is 22 inches in diameter.
What does the 55 in a 305/55R22 tire mean?
The 55 in a 305/55R22 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 55% of its width.
Alternative Tire Sizes for 305/55R22
Typically, it's recommended to choose a tire with a diameter (height) within 3% of the original equipment manufacturer (OEM) tire size.
However, keep in mind that this is a general guideline and not an absolute rule.
Here are some tire sizes that are compatible with the 305/55R22:
Tire Size | Diameter | Rim |
---|---|---|
285/55R22 | 34.3″ (-2.6%) | 22 x 8.0-10.0 |
295/55R22 | 34.8″ (-1.1%) | 22 x 8-10.5 |
315/50R22 | 34.4″ (-2.3%) | 22 x n/a |
325/50R22 | 34.8″ (-1.1%) | 22 x 9.5-10.5 |
325/55R22 | 36.1″ (2.6%) | 22 x 9.0-12.0 |
375/45R22 | 35.3″ (0.3%) | 22 x 12.0-14.0 |