285/40R19 in Inches

A 285/40R19 tire has a 28-inch diameter, a 11.2-inch width, and is designed for a 19-inch rim.

In high flotation terms, this tire is labeled as 28x11.2R19.

285/40R19 Tire Size
11.2"
28"
285/40R19 Tire Size in Inches
285/40R19 Tire Circumference
87.9"
19"
4.5"
720.9 revs/mile

285/40R19 Tire Overview

Height
28 inches
Wheel Diameter
19 inches
Tire Width
11.2 inches
Circumference
87.9 inches
Sidewall Height
4.5 inches
Revolutions
720.9 per mile
Tirelib.com

What does 285/40R19 mean?

285/40R19 tire size meaning in inches

285/40R19 is a tire size with the following dimensions:

  • 285 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.
  • 40 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.
  • 19 is the diameter of the wheel in inches, on which the tire is to be mounted.

285/40R19 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter28 in710.6 mm
Section Width11.2 in285 mm
Rim Height19 in482 mm
Sidewall Height4.5 in114 mm
Circumference87.9 in2232.4 mm
Revolutions720.9 revs/mile
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FAQ About 285/40R19 Tire

How tall is a 285/40R19 tire?

The height (or diameter) of a 285/40R19 tire is 28 inches

How wide is a 285/40R19 tire?

The width of a 285/40R19 tire is 285 mm, which is about 11.2 inches.

What size rim fits a 285/40R19 tire?

A 285/40R19 tire fits on a rim that is 19 inches in diameter.

What does the 40 in a 285/40R19 tire mean?

The 40 in a 285/40R19 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 40% of its width.

Alternative Tire Sizes for 285/40R19

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 285/40R19:

Tire SizeDiameterRim
255/45R1928.0″ (Equal)19 x 8.0-9.5
145/80R1928.1″ (0.4%)19 x n/a
155/70R1927.5″ (-1.8%)19 x 4.0-5.0
155/80R1928.8″ (2.9%)19 x n/a
175/60R1927.3″ (-2.5%)19 x 5.0-6.0
215/50R1927.5″ (-1.8%)19 x 6.0-7.5
225/55R1928.7″ (2.5%)19 x 6.0-8.0
235/45R1927.3″ (-2.5%)19 x 7.5-9.0
235/50R1928.3″ (1.1%)19 x 6.5-8.5
245/45R1927.7″ (-1.1%)19 x 7.5-9.0
245/50R1928.6″ (2.1%)19 x 7.0-8.5
265/40R1927.3″ (-2.5%)19 x 9.0-10.5
265/45R1928.4″ (1.4%)19 x 8.5-10.0
275/40R1927.7″ (-1.1%)19 x 9.0-11.0
275/45R1928.7″ (2.5%)19 x 8.5-10.5
295/40R1928.3″ (1.1%)19 x 10.0-11.5
305/35R1927.4″ (-2.1%)19 x 10.0-12.0
315/35R1927.7″ (-1.1%)19 x n/a
345/35R1928.5″ (1.8%)19 x 11.5-13.5
355/30R1927.4″ (-2.1%)19 x 12.0-13.0