What does 325/70R17 mean?
325/70R17 is a tire size with the following dimensions:
- 325 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.
- 70 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.
- 17 is the diameter of the wheel in inches, on which the tire is to be mounted.
325/70R17 Tire Conversion
| Dimensions | Inches | Millimeters |
| Tire Diameter | 34.9 in | 886.8 mm |
| Section Width | 12.8 in | 325 mm |
| Rim Height | 17 in | 431 mm |
| Sidewall Height | 9 in | 227.5 mm |
| Circumference | 109.7 in | 2786 mm |
| Revolutions | 577.7 revs/mile | |
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FAQ About 325/70R17 Tire
How tall is a 325/70R17 tire?
The height (or diameter) of a 325/70R17 tire is 34.9 inches
How wide is a 325/70R17 tire?
The width of a 325/70R17 tire is 325 mm, which is about 12.8 inches.
What size rim fits a 325/70R17 tire?
A 325/70R17 tire fits on a rim that is 17 inches in diameter.
What does the 70 in a 325/70R17 tire mean?
The 70 in a 325/70R17 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 70% of its width.
Alternative Tire Sizes for 325/70R17
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 325/70R17:
| Tire Size | Diameter | Rim |
|---|---|---|
| 275/80R17 | 34.3″ (-1.7%) | 17 x n/a |
| 295/75R17 | 34.4″ (-1.4%) | 17 x n/a |
| 315/70R17 | 34.4″ (-1.4%) | 17 x 8.0-10.5 |