215/45R15 in Inches

A 215/45R15 tire has a 22.6-inch diameter, a 8.5-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 22.6x8.5R15.

215/45R15 Tire Size
8.5"
22.6"
215/45R15 Tire Size in Inches
215/45R15 Tire Circumference
71.1"
15"
3.8"
891.7 revs/mile

215/45R15 Tire Overview

Height
22.6 inches
Wheel Diameter
15 inches
Tire Width
8.5 inches
Circumference
71.1 inches
Sidewall Height
3.8 inches
Revolutions
891.7 per mile
Tirelib.com

What does 215/45R15 mean?

215/45R15 tire size meaning in inches

215/45R15 is a tire size with the following dimensions:

  • 215 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.
  • 45 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.
  • 15 is the diameter of the wheel in inches, on which the tire is to be mounted.

215/45R15 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter22.6 in574.5 mm
Section Width8.5 in215 mm
Rim Height15 in381 mm
Sidewall Height3.8 in96.8 mm
Circumference71.1 in1804.8 mm
Revolutions891.7 revs/mile
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FAQ About 215/45R15 Tire

How tall is a 215/45R15 tire?

The height (or diameter) of a 215/45R15 tire is 22.6 inches

How wide is a 215/45R15 tire?

The width of a 215/45R15 tire is 215 mm, which is about 8.5 inches.

What size rim fits a 215/45R15 tire?

A 215/45R15 tire fits on a rim that is 15 inches in diameter.

What does the 45 in a 215/45R15 tire mean?

The 45 in a 215/45R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 45% of its width.

Alternative Tire Sizes for 215/45R15

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 215/45R15:

Tire SizeDiameterRim
175/55R1522.6″ (Equal)15 x 5.0-6.0
275/35R1522.6″ (Equal)15 x 9.0-11.0
125/80R1522.9″ (1.3%)15 x n/a
135/70R1522.4″ (-0.9%)15 x n/a
145/65R1522.4″ (-0.9%)15 x 4.0-5.0
155/60R1522.3″ (-1.3%)15 x 4.5-5.5
155/65R1522.9″ (1.3%)15 x 4.5-5.5
165/55R1522.1″ (-2.2%)15 x 4.5-6.0
165/60R1522.8″ (0.9%)15 x 5.0-6.0
185/50R1522.3″ (-1.3%)15 x n/a
185/55R1523.0″ (1.8%)15 x 5.0-6.5
195/50R1522.7″ (0.4%)15 x 5.5-7.0
205/45R1522.3″ (-1.3%)15 x 6.5-7.5
205/50R1523.1″ (2.2%)15 x 5.5-7.5
225/45R1523.0″ (1.8%)15 x 7.0-8.5
245/40R1522.7″ (0.4%)15 x 8.0-9.5
295/35R1523.1″ (2.2%)15 x n/a