185/65R15 in Inches

A 185/65R15 tire has a 24.5-inch diameter, a 7.3-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 24.5x7.3R15.

185/65R15 Tire Size
7.3"
24.5"
185/65R15 Tire Size in Inches
185/65R15 Tire Circumference
76.9"
15"
4.7"
824.2 revs/mile

185/65R15 Tire Overview

Height
24.5 inches
Wheel Diameter
15 inches
Tire Width
7.3 inches
Circumference
76.9 inches
Sidewall Height
4.7 inches
Revolutions
824.2 per mile
Tirelib.com

What does 185/65R15 mean?

185/65R15 tire size meaning in inches

185/65R15 is a tire size with the following dimensions:

  • 185 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.

185/65R15 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter24.5 in621.5 mm
Section Width7.3 in185 mm
Rim Height15 in381 mm
Sidewall Height4.7 in120.3 mm
Circumference76.9 in1952.5 mm
Revolutions824.2 revs/mile
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FAQ About 185/65R15 Tire

How tall is a 185/65R15 tire?

The height (or diameter) of a 185/65R15 tire is 24.5 inches

How wide is a 185/65R15 tire?

The width of a 185/65R15 tire is 185 mm, which is about 7.3 inches.

What size rim fits a 185/65R15 tire?

A 185/65R15 tire fits on a rim that is 15 inches in diameter.

What does the 65 in a 185/65R15 tire mean?

The 65 in a 185/65R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 65% of its width.

Alternative Tire Sizes for 185/65R15

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 185/65R15:

Tire SizeDiameterRim
345/35R1524.5″ (Equal)15 x 11.5-13.5
125/90R1523.9″ (-2.4%)15 x n/a
135/90R1524.6″ (0.4%)15 x n/a
155/80R1524.8″ (1.2%)15 x 4.0-5.0
175/65R1524.0″ (-2.0%)15 x 5.0-6.0
175/70R1524.6″ (0.4%)15 x 4.5-6.0
185/70R1525.2″ (2.9%)15 x 4.5-6.0
195/60R1524.2″ (-1.2%)15 x 5.5-7.0
195/65R1525.0″ (2.0%)15 x 5.5-7.0
205/55R1523.9″ (-2.4%)15 x 5.5-7.5
205/60R1524.7″ (0.8%)15 x 5.5-7.0
215/55R1524.3″ (-0.8%)15 x 6.0-7.5
215/60R1525.2″ (2.9%)15 x 6.0-7.5
225/50R1523.9″ (-2.4%)15 x 6.0-8.0
225/55R1524.7″ (0.8%)15 x 6.0-8.0
235/50R1524.3″ (-0.8%)15 x 6.5-8.5
235/55R1525.2″ (2.9%)15 x 6.5-8.5
245/50R1524.6″ (0.4%)15 x 6.5-7.5
255/45R1524.0″ (-2.0%)15 x 8.0-9.5
285/40R1524.0″ (-2.0%)15 x 9.5-11.0