155/70R15 in Inches

A 155/70R15 tire has a 23.5-inch diameter, a 6.1-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 23.5x6.1R15.

155/70R15 Tire Size
155/70R15 Tire Size in Inches
155/70R15 Tire Circumference
856.6 revs/mile

155/70R15 Tire Overview

23.5 inches
Wheel Diameter
15 inches
Tire Width
6.1 inches
74 inches
Sidewall Height
4.3 inches
856.6 per mile

What does 155/70R15 mean?

155/70R15 tire size meaning in inches

155/70R15 is a tire size with the following dimensions:

  • 155 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.

155/70R15 Tire Conversion

Tire Diameter23.5 in598 mm
Section Width6.1 in155 mm
Rim Height15 in381 mm
Sidewall Height4.3 in108.5 mm
Circumference74 in1878.7 mm
Revolutions856.6 revs/mile
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FAQ About 155/70R15 Tire

How tall is a 155/70R15 tire?

The height (or diameter) of a 155/70R15 tire is 23.5 inches

How wide is a 155/70R15 tire?

The width of a 155/70R15 tire is 155 mm, which is about 6.1 inches.

What size rim fits a 155/70R15 tire?

A 155/70R15 tire fits on a rim that is 15 inches in diameter.

What does the 70 in a 155/70R15 tire mean?

The 70 in a 155/70R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 70% of its width.

Alternative Tire Sizes for 155/70R15

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 155/70R15:

Tire SizeDiameterRim
135/80R1523.5″ (Equal)15 x 3.5-4.5
215/50R1523.5″ (Equal)15 x 6.0-7.5
125/80R1522.9″ (-2.6%)15 x n/a
125/90R1523.9″ (1.7%)15 x n/a
155/65R1522.9″ (-2.6%)15 x 4.5-5.5
165/60R1522.8″ (-3.0%)15 x 5.0-6.0
165/65R1523.4″ (-0.4%)15 x 4.5-6.0
175/60R1523.3″ (-0.9%)15 x 5.0-6.0
175/65R1524.0″ (2.1%)15 x 5.0-6.0
185/55R1523.0″ (-2.1%)15 x 5.0-6.5
185/60R1523.7″ (0.9%)15 x 5.0-6.5
195/55R1523.4″ (-0.4%)15 x 5.5-7.0
195/60R1524.2″ (3.0%)15 x 5.5-7.0
205/50R1523.1″ (-1.7%)15 x 5.5-7.5
205/55R1523.9″ (1.7%)15 x 5.5-7.5
225/45R1523.0″ (-2.1%)15 x 7.0-8.5
225/50R1523.9″ (1.7%)15 x 6.0-8.0
235/45R1523.3″ (-0.9%)15 x 7.5-9.0
255/45R1524.0″ (2.1%)15 x 8.0-9.5
285/40R1524.0″ (2.1%)15 x 9.5-11.0
295/35R1523.1″ (-1.7%)15 x n/a