Tire Size 285/40r24 in inches


The tire size 285/40R24 is equivalent to 33×11.2R24 in inches, has a diameter of 33 inches (837.6 mm), a section width of 11.2 inches (285 mm), a wheel diameter of 24 inches (610 mm), and is approved to be mounted on 9.5-11.0 inches (241.3 – 279.4 mm) wide wheels.

285/40r24 in inches

Feature Inches Metric (mm)
Tire Diameter 33 837.6
Section Width 11.2 285
Rim Height 24 610
Sidewall Height 4.5 114
Circumference 103.6 2631.4
Revolutions 380 per km 612 per mile
Rim Width Range 9.5-11.0 241.3 – 279.4

How Tall Is A 285/40R24 Tire?

The Tire Height of the 285/40R24 tire size is 33 inches or 837.6 mm. The height of a tire is also referred to as its diameter, which is calculated by adding the sidewall height, wheel diameter, and another sidewall height. This significant measurement impacts the clearance between your vehicle and the ground.

What Is the 285/40R24 Width In Inches?

The 285/40R24 tire’s tread width is 11.2 inches or 285 mm. The section width is the linear distance between the outer sidewalls of an inflated tire without any load (excluding any sidewall decorations or protective ribs).

What Is the 285/40R24 Sidewall Height?

The sidewall height of the 285/40R24 tire size is 4.5 inches or 114 mm. The sidewall height is typically represented as a percentage of the tire’s width, known as the aspect ratio. In this case, a tire’s aspect ratio is 40, meaning the sidewall height is 40% of the tire’s width.

What Is the 285/40R24 Tire Circumference?

The circumference of the 285/40R24 tire size is approximately 103.6 inches or 2631.4 mm. The tire circumference is the outer edge length of the circle that the tire forms. It is crucial as it directly affects the speedometer reading of the vehicle.

What Is the 285/40R24 Revolutions Per Mile?

For the 285/40R24 tire size, there are approximately 612 revolutions per mile or 380 revolutions per kilometer. The revolutions per mile indicate how many times a tire will revolve in one mile of distance. It is used to determine speed, among other things.

What Is the 285/40R24 Rims Size?

The 285/40R24 tire size, the rim diameter is 24 inches or 610 mm. The tire can be mounted on rims with widths ranging from 9.5 to 11.0 inches or 241.3 to 279.4 mm. Rim width plays a significant role in vehicle dynamics, ride comfort, and tire fitment.

Fitment Guide
This will guide you on which vehicle makes and models the 285/40R24 tire size is commonly fitted on. Always check the vehicle’s owner’s manual or consult with a tire professional before purchasing and installing new tires.

Replacement Tire Size
Replacement tires have to be within 3% of the height and width of the original tires to maintain the accuracy of speedometer readings and to prevent any possible mechanical issues.

Tire Size Overall Diameter Difference
295/35R24 32.1″ (816 mm) -2.6%
305/35R24 32.4″ (824 mm) -1.7%
315/35R24 32.7″ (830 mm) -1%
295/40R24 33.3″ (846 mm) 1%
305/40R24 33.6″ (854 mm) 1.9%

Our Observation
In our observation, the 285/40R24 tire size is commonly used for larger passenger vehicles and light trucks due to its larger diameter and width. Its size provides a good balance between performance, comfort, and off-road capabilities.

However, we strongly recommend considering the vehicle manufacturer’s recommendations and driving conditions before deciding on this tire size.

Understanding the specifications of your tires, including the tire size, is crucial for maintaining the performance and safety of your vehicle. So, always consider these factors before purchasing a new set of tires.

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