185/70R15 in Inches

A 185/70R15 tire has a 25.2-inch diameter, a 7.3-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 25.2x7.3R15.

185/70R15 Tire Size
7.3"
25.2"
185/70R15 Tire Size in Inches
185/70R15 Tire Circumference
79.2"
15"
5.1"
800.4 revs/mile

185/70R15 Tire Overview

Height
25.2 inches
Wheel Diameter
15 inches
Tire Width
7.3 inches
Circumference
79.2 inches
Sidewall Height
5.1 inches
Revolutions
800.4 per mile
Tirelib.com

What does 185/70R15 mean?

185/70R15 tire size meaning in inches

185/70R15 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.
  • 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.
  • 15 is the diameter of the wheel in inches, on which the tire is to be mounted.

185/70R15 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter25.2 in640 mm
Section Width7.3 in185 mm
Rim Height15 in381 mm
Sidewall Height5.1 in129.5 mm
Circumference79.2 in2010.6 mm
Revolutions800.4 revs/mile
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FAQ About 185/70R15 Tire

How tall is a 185/70R15 tire?

The height (or diameter) of a 185/70R15 tire is 25.2 inches

How wide is a 185/70R15 tire?

The width of a 185/70R15 tire is 185 mm, which is about 7.3 inches.

What size rim fits a 185/70R15 tire?

A 185/70R15 tire fits on a rim that is 15 inches in diameter.

What does the 70 in a 185/70R15 tire mean?

The 70 in a 185/70R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 70% of its width.


Alternative Tire Sizes for 185/70R15

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 185/70R15:

Tire SizeDiameterRim
215/60R1525.2″ (Equal)15 x 6.0-7.5
235/55R1525.2″ (Equal)15 x 6.5-8.5
135/90R1524.6″ (-2.4%)15 x n/a
155/80R1524.8″ (-1.6%)15 x 4.0-5.0
165/80R1525.4″ (0.8%)15 x 4.0-5.5
175/70R1524.6″ (-2.4%)15 x 4.5-6.0
175/75R1525.3″ (0.4%)15 x 4.5-6.0
185/65R1524.5″ (-2.8%)15 x 5.0-6.5
195/65R1525.0″ (-0.8%)15 x 5.5-7.0
195/70R1525.7″ (2.0%)15 x 5.0-6.5
205/60R1524.7″ (-2.0%)15 x 5.5-7.0
205/65R1525.5″ (1.2%)15 x 5.5-7.5
225/55R1524.7″ (-2.0%)15 x 6.0-8.0
225/60R1525.6″ (1.6%)15 x 6.0-8.0
245/50R1524.6″ (-2.4%)15 x 6.5-7.5
265/50R1525.4″ (0.8%)15 x 7.5-9.5
275/50R1525.8″ (2.4%)15 x 7.5-9.5
345/35R1524.5″ (-2.8%)15 x 11.5-13.5