245/70R17 in Inches

A 245/70R17 tire has a 30.5-inch diameter, a 9.6-inch width, and is designed for a 17-inch rim.

In high flotation terms, this tire is labeled as 30.5x9.6R17.

245/70R17 Tire Size
9.6"
30.5"
245/70R17 Tire Size in Inches
245/70R17 Tire Circumference
95.8"
17"
6.8"
661.2 revs/mile

245/70R17 Tire Overview

Height
30.5 inches
Wheel Diameter
17 inches
Tire Width
9.6 inches
Circumference
95.8 inches
Sidewall Height
6.8 inches
Revolutions
661.2 per mile
Tirelib.com

What does 245/70R17 mean?

245/70R17 tire size meaning in inches

245/70R17 is a tire size with the following dimensions:

  • 245 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.
  • 17 is the diameter of the wheel in inches, on which the tire is to be mounted.

245/70R17 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter30.5 in774.8 mm
Section Width9.6 in245 mm
Rim Height17 in431 mm
Sidewall Height6.8 in171.5 mm
Circumference95.8 in2434.1 mm
Revolutions661.2 revs/mile
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FAQ About 245/70R17 Tire

How tall is a 245/70R17 tire?

The height (or diameter) of a 245/70R17 tire is 30.5 inches

How wide is a 245/70R17 tire?

The width of a 245/70R17 tire is 245 mm, which is about 9.6 inches.

What size rim fits a 245/70R17 tire?

A 245/70R17 tire fits on a rim that is 17 inches in diameter.

What does the 70 in a 245/70R17 tire mean?

The 70 in a 245/70R17 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 70% of its width.


Alternative Tire Sizes for 245/70R17

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 245/70R17:

Tire SizeDiameterRim
285/60R1730.5″ (Equal)17 x 8.0-10.0
225/75R1730.3″ (-0.7%)17 x 6.0-7.5
235/70R1730.0″ (-1.6%)17 x 6.0-8.0
235/75R1730.9″ (1.3%)17 x 6.0-8.0
255/65R1730.1″ (-1.3%)17 x 7.0-8.5
255/70R1731.1″ (2.0%)17 x 6.5-8.5
265/65R1730.6″ (0.3%)17 x 7.5-9.5
275/60R1730.0″ (-1.6%)17 x 7.5-9.5
275/65R1731.1″ (2.0%)17 x 7.5-9.5
305/60R1731.4″ (3.0%)17 x n/a