235/30R20 in Inches

A 235/30R20 tire has a 25.6-inch diameter, a 9.3-inch width, and is designed for a 20-inch rim.

In high flotation terms, this tire is labeled as 25.6x9.3R20.

235/30R20 Tire Size
9.3"
25.6"
235/30R20 Tire Size in Inches
235/30R20 Tire Circumference
80.3"
20"
2.8"
789.3 revs/mile

235/30R20 Tire Overview

Height
25.6 inches
Wheel Diameter
20 inches
Tire Width
9.3 inches
Circumference
80.3 inches
Sidewall Height
2.8 inches
Revolutions
789.3 per mile
Tirelib.com

What does 235/30R20 mean?

235/30R20 tire size meaning in inches

235/30R20 is a tire size with the following dimensions:

  • 235 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.
  • 30 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.
  • 20 is the diameter of the wheel in inches, on which the tire is to be mounted.

235/30R20 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter25.6 in649 mm
Section Width9.3 in235 mm
Rim Height20 in508 mm
Sidewall Height2.8 in70.5 mm
Circumference80.3 in2038.9 mm
Revolutions789.3 revs/mile
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FAQ About 235/30R20 Tire

How tall is a 235/30R20 tire?

The height (or diameter) of a 235/30R20 tire is 25.6 inches

How wide is a 235/30R20 tire?

The width of a 235/30R20 tire is 235 mm, which is about 9.3 inches.

What size rim fits a 235/30R20 tire?

A 235/30R20 tire fits on a rim that is 20 inches in diameter.

What does the 30 in a 235/30R20 tire mean?

The 30 in a 235/30R20 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 30% of its width.


Alternative Tire Sizes for 235/30R20

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 235/30R20:

Tire SizeDiameterRim
285/25R2025.6″ (Equal)20 x 10.5
215/30R2025.1″ (-2.0%)20 x 7.5-9.0
225/30R2025.3″ (-1.2%)20 x 8
225/35R2026.2″ (2.3%)20 x 7.5-9.0
245/30R2025.8″ (0.8%)20 x 8.0-9.0
255/30R2026.0″ (1.6%)20 x 8.5-9.5
265/30R2026.3″ (2.7%)20 x 9.0-10.0
275/25R2025.4″ (-0.8%)20 x 10
295/25R2025.8″ (0.8%)20 x 10.0-11.0
305/25R2026.0″ (1.6%)20 x 10.5-11.5
315/25R2026.2″ (2.3%)20 x 11.0-12.0