235/45R15 in Inches

A 235/45R15 tire has a 23.3-inch diameter, a 9.3-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 23.3x9.3R15.

235/45R15 Tire Size
9.3"
23.3"
235/45R15 Tire Size in Inches
235/45R15 Tire Circumference
73.3"
15"
4.2"
864.6 revs/mile

235/45R15 Tire Overview

Height
23.3 inches
Wheel Diameter
15 inches
Tire Width
9.3 inches
Circumference
73.3 inches
Sidewall Height
4.2 inches
Revolutions
864.6 per mile
Tirelib.com

What does 235/45R15 mean?

235/45R15 tire size meaning in inches

235/45R15 is a tire size with the following dimensions:

  • 235 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.

235/45R15 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter23.3 in592.5 mm
Section Width9.3 in235 mm
Rim Height15 in381 mm
Sidewall Height4.2 in105.8 mm
Circumference73.3 in1861.4 mm
Revolutions864.6 revs/mile
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FAQ About 235/45R15 Tire

How tall is a 235/45R15 tire?

The height (or diameter) of a 235/45R15 tire is 23.3 inches

How wide is a 235/45R15 tire?

The width of a 235/45R15 tire is 235 mm, which is about 9.3 inches.

What size rim fits a 235/45R15 tire?

A 235/45R15 tire fits on a rim that is 15 inches in diameter.

What does the 45 in a 235/45R15 tire mean?

The 45 in a 235/45R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 45% of its width.

Alternative Tire Sizes for 235/45R15

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 235/45R15:

Tire SizeDiameterRim
175/60R1523.3″ (Equal)15 x 5.0-6.0
125/80R1522.9″ (-1.7%)15 x n/a
125/90R1523.9″ (2.6%)15 x n/a
135/80R1523.5″ (0.9%)15 x 3.5-4.5
155/65R1522.9″ (-1.7%)15 x 4.5-5.5
155/70R1523.5″ (0.9%)15 x 4.0-5.0
165/60R1522.8″ (-2.1%)15 x 5.0-6.0
165/65R1523.4″ (0.4%)15 x 4.5-6.0
185/55R1523.0″ (-1.3%)15 x 5.0-6.5
185/60R1523.7″ (1.7%)15 x 5.0-6.5
195/50R1522.7″ (-2.6%)15 x 5.5-7.0
195/55R1523.4″ (0.4%)15 x 5.5-7.0
205/50R1523.1″ (-0.9%)15 x 5.5-7.5
205/55R1523.9″ (2.6%)15 x 5.5-7.5
215/50R1523.5″ (0.9%)15 x 6.0-7.5
225/45R1523.0″ (-1.3%)15 x 7.0-8.5
225/50R1523.9″ (2.6%)15 x 6.0-8.0
245/40R1522.7″ (-2.6%)15 x 8.0-9.5
295/35R1523.1″ (-0.9%)15 x n/a