285/40R23 In Inches – Tire Size & Wheel Fitment Guide

What size tire is 285/40R23 in Inches?

The 285/40R23 tire has an overall diameter of 32 inches, a section width of 11.2 inches, and can be mounted on 23 x 9.5.0-11.0 inches rim. The equivalent tire size in the high flotation system is 32x11.2R23.

Tire Diameter32812.2
Section Width11.2285
Rim Height23584
Sidewall Height4.5114
tire diameter
Tire Side
Tire Circumference
630.7 Revs/Mile

To easy understanding, let us break down each component of the 285/40R23 tire size to know what these numbers represent and how they may affect your vehicle's performance:

How tall is a 285/40R23 tire?

The 285/40R23 tire has a width of 11.2 inches (285 mm). This is the measurement at its thickest point, the distance between the outer sidewall and the inner sidewall’s widest point, also called as tread width or section width.

tread width
Tread width: 11.2 In.

How wide is a 285/40R23 tire?

The 285/40R23 tire has a height of 32 inches (812.2 mm). This is the measurement from the bottom to the highest point at the top of a tire through its exact center when inflated and unloaded.

Tire Diameter
Tire diameter: 32 In.

285/40R23 sidewall height

The 285/40R23 has a sidewall height of 4.5 inches (114 mm). It’s measured from the rim to the outer edge of the tire's tread, expressed as a percentage of tire width.

sidewall height
Sidewall height: 4.5 In.

What size rim do you need for 285/40R23 tire?

You can mount the 285/40R23 tire on a rim with a height of 23 inches and a rim width ranging from 9.5.0-11.0 inches. (Based on recommendations of The Tire and Rim Association (TRA))

Putting very narrow tires on wide rims or vice versa can result in reduced performance of the tire.

Rim Diameter
Rim height: 23 In.
rim width
Rim width: 9.5.0-11.0 In.

285/40R23 circumference

The 285/40R23 tire has a circumference of 100.5 inches (2551.6 mm), This is the measurement of the distance the tire travels in one revolution.

The tire circumference plays a crucial role in your vehicle's overall performance, affecting its speedometer acceleration, accuracy and fuel efficiency.

Circumference: 100.5 In.

285/40R23 Revolutions

The 285/40R23 performs 630.7 revs/mile. Revolutions per mile indicate the number of times a tire rotates while it covers the distance of one mile.

630.7 revs/mile

Replacement Tire Sizes for 285/40R23

As a rule, you can replace the tire within a 3% difference in tire diameter (height) of the OEM tire size. However, it should be considered as a general guideline, not a hard and fast rule. Here is a list of compatible tire sizes for 285/40R23:

Tire SizeDiameterRim (H x W)
275/50R2232.8″ (+2.4%)22″ x 7.5-9.5″
305/45R2232.8″ (+2.4%)22″ x 9.5-11.5″
315/35R2432.7″ (+2.1%)24″ x 10.5-12.5″
305/40R2332.6″ (+1.8%)23″ x 10.0-12.0″
295/45R2232.5″ (+1.5%)22″ x 9.5-11.0″
265/50R2232.4″ (+1.2%)22″ x 7.5-9.5″
305/35R2432.4″ (+1.2%)24″ x 10.0-12.0″
325/40R2232.2″ (+0.6%)22″ x 11.0-13.0″
285/45R2232.1″ (+0.3%)22″ x 9.0-10.5″
295/35R2432.1″ (+0.3%)24″ x 10.0-11.5″
325/35R2332″ (Equal)23″ x n/a
405/25R2432″ (Equal)24″ x 14.0-15.0″
255/30R2632″ (Equal)26″ x 8.5-9.5″
305/25R2632″ (Equal)26″ x 10.5-11.5″
285/35R2431.9″ (-0.3%)24″ x 9.5-11.0″
335/30R2431.9″ (-0.3%)24″ x n/a
295/25R2631.8″ (-0.6%)26″ x 10.0-11.0″
275/45R2231.7″ (-0.9%)22″ x 8.5-10.5″
275/40R2331.7″ (-0.9%)23″ x 9.0-11.0″
305/40R2231.6″ (-1.3%)22″ x 10.0-12.0″
265/45R2231.4″ (-1.9%)22″ x 8.5-10.0″
305/35R2331.4″ (-1.9%)23″ x 10.0-12.0″
315/30R2431.4″ (-1.9%)24″ x 10.5-11.5″
275/25R2631.4″ (-1.9%)26″ x 10.0″
295/40R2231.3″ (-2.2%)22″ x 10.0-11.5″
295/35R2331.1″ (-2.9%)23″ x 10.0-11.5″

More tire sizes for 23" Wheel:

28″ Tire Diameter

29″ Tire Diameter

30″ Tire Diameter

31″ Tire Diameter

32″ Tire Diameter

*Disclaimer: The tire size is for information purposes only, the measurement is an approximation, as tire manufacturers can have slight variations in their measurements. It's recommended to refer to the vehicle manufacturer's guidelines or consult with a tire mechanic to determine the correct tire size for your vehicle.

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