255/70R15 in Inches

A 255/70R15 tire has a 29.1-inch diameter, a 10-inch width, and is designed for a 15-inch rim.

In high flotation terms, this tire is labeled as 29.1x10R15.

255/70R15 Tire Size
255/70R15 Tire Size in Inches
255/70R15 Tire Circumference
694.1 revs/mile

255/70R15 Tire Overview

29.1 inches
Wheel Diameter
15 inches
Tire Width
10 inches
91.3 inches
Sidewall Height
7 inches
694.1 per mile

What does 255/70R15 mean?

255/70R15 tire size meaning in inches

255/70R15 is a tire size with the following dimensions:

  • 255 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.

255/70R15 Tire Conversion

Tire Diameter29.1 in738 mm
Section Width10 in255 mm
Rim Height15 in381 mm
Sidewall Height7 in178.5 mm
Circumference91.3 in2318.5 mm
Revolutions694.1 revs/mile
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FAQ About 255/70R15 Tire

How tall is a 255/70R15 tire?

The height (or diameter) of a 255/70R15 tire is 29.1 inches

How wide is a 255/70R15 tire?

The width of a 255/70R15 tire is 255 mm, which is about 10 inches.

What size rim fits a 255/70R15 tire?

A 255/70R15 tire fits on a rim that is 15 inches in diameter.

What does the 70 in a 255/70R15 tire mean?

The 70 in a 255/70R15 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 70% of its width.

Alternative Tire Sizes for 255/70R15

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 255/70R15:

Tire SizeDiameterRim
205/90R1529.5″ (1.4%)15 x n/a
215/80R1528.5″ (-2.1%)15 x 5.5-7.0
215/85R1529.4″ (1.0%)15 x n/a
225/75R1528.3″ (-2.7%)15 x 6.0-7.5
225/80R1529.2″ (0.3%)15 x 6.0-7.5
235/75R1528.9″ (-0.7%)15 x 6.0-8.0
235/80R1529.8″ (2.4%)15 x n/a
245/70R1528.5″ (-2.1%)15 x 6.5-8.0
245/75R1529.5″ (1.4%)15 x n/a
265/70R1529.6″ (1.7%)15 x 7.0-9.0
295/60R1528.9″ (-0.7%)15 x 8.0-9.5
315/60R1529.9″ (2.7%)15 x 8.5-11.0
345/55R1529.9″ (2.7%)15 x 10.5-12.5