145/65R15 in Inches

A 145/65R15 tire has a 22.4-inch diameter, a 5.7-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 22.4x5.7R15.

145/65R15 Tire Size
5.7"
22.4"
145/65R15 Tire Size in Inches
145/65R15 Tire Circumference
70.4"
15"
3.7"
899.5 revs/mile

145/65R15 Tire Overview

Height
22.4 inches
Wheel Diameter
15 inches
Tire Width
5.7 inches
Circumference
70.4 inches
Sidewall Height
3.7 inches
Revolutions
899.5 per mile
Tirelib.com

What does 145/65R15 mean?

145/65R15 tire size meaning in inches

145/65R15 is a tire size with the following dimensions:

  • 145 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.
  • 65 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.

145/65R15 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter22.4 in569.5 mm
Section Width5.7 in145 mm
Rim Height15 in381 mm
Sidewall Height3.7 in94.3 mm
Circumference70.4 in1789.1 mm
Revolutions899.5 revs/mile
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FAQ About 145/65R15 Tire

How tall is a 145/65R15 tire?

The height (or diameter) of a 145/65R15 tire is 22.4 inches

How wide is a 145/65R15 tire?

The width of a 145/65R15 tire is 145 mm, which is about 5.7 inches.

What size rim fits a 145/65R15 tire?

A 145/65R15 tire fits on a rim that is 15 inches in diameter.

What does the 65 in a 145/65R15 tire mean?

The 65 in a 145/65R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 65% of its width.

Alternative Tire Sizes for 145/65R15

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 145/65R15:

Tire SizeDiameterRim
135/70R1522.4″ (Equal)15 x n/a
125/70R1521.9″ (-2.2%)15 x n/a
125/80R1522.9″ (2.2%)15 x n/a
155/60R1522.3″ (-0.4%)15 x 4.5-5.5
155/65R1522.9″ (2.2%)15 x 4.5-5.5
165/55R1522.1″ (-1.3%)15 x 4.5-6.0
165/60R1522.8″ (1.8%)15 x 5.0-6.0
175/50R1521.9″ (-2.2%)15 x 5.0-6.0
175/55R1522.6″ (0.9%)15 x 5.0-6.0
185/50R1522.3″ (-0.4%)15 x n/a
185/55R1523.0″ (2.7%)15 x 5.0-6.5
195/45R1521.9″ (-2.2%)15 x 6.0-7.5
195/50R1522.7″ (1.3%)15 x 5.5-7.0
205/45R1522.3″ (-0.4%)15 x 6.5-7.5
215/40R1521.8″ (-2.7%)15 x 7.0-8.5
215/45R1522.6″ (0.9%)15 x 7.0-8.0
225/45R1523.0″ (2.7%)15 x 7.0-8.5
245/35R1521.8″ (-2.7%)15 x 8.0-9.5
245/40R1522.7″ (1.3%)15 x 8.0-9.5
275/35R1522.6″ (0.9%)15 x 9.0-11.0