Are 33-inch Tires the same as 285? They Have Similar Features

Are 33-inch tires the same as 285? Most people do not know the measurement system of tires in a vehicle. Therefore, they are not aware of the same between these two terms. Yup, 33-inch tires, and 285 tires are unchanged in the quantification standard.

Are 33 inch tires the same as 285?

A lot of people do not know “are 33-inch tires the same as 285”. They assume that two of these metrics are different.

The answer is “yes, it is”. 285 tires refer to the width in millimeters while 33-inch tires allude to diameter.

In other words, they have similar sizes. The measurement systems are quite distinct, so many of us might confuse. 285 indicate 285/75/16, which is the metric size for 33 inches.

Measurement	33 inches tires (285/75/16)
Diameter	32.8″ (883mm)
Width	11.2″ (285mm)
Sidewall	8.4″ (213mm)
Circumference	103.1″ (2619mm)
Revs/Mile	615 (382mm)

Comprehending tire sizes

Figure out the numbers for metric tire sizes could be a daunting task. This is because the metric system is quite different in most countries. Some nations use inches for tire sizes while others select meters.

At that time, you need to use a converting metric between them – inches and meters. A converting rule could be the tire size conversion calculator, allowing you to know the exact tire sizes for your vehicle.

Common tire sizes are 33 inches, 35 inches, 37 inches, 275/70R18, 285/75R16, 285/70R17, and 275/60R20.

What is prefix?

Prefix on the tires has four main categories – P (passenger car), T (temporary spare), LT (light truck), and ST (trailer).

What is section width?

Section width is the general width of a tire, indicating in millimeters. When the tires have the right width rim, section width has been labeled. 

What is aspect ratio?

The aspect ratio shows the distance between the wheel-rim surface and the tread outside. Furthermore, it conveys a proportion of the width. This makes us compare the different sizes of the tires and profiles without much hassle. A 50-series tire, for instance, has a half-tall in its width.

What is speed rating?

Speed rating displays the high-quality tires with the Z-rated versions. It is marked on the designation or the sidewall. 

What is construction in tires?

Two terms in the tire construction are R (radial-ply tire) – diagonal and D (out-of-dated bias- ply tire) – used on trailers and trucks only.

What is BMC?

BMC is an element of cutting a part of a vehicle. Most of the latest (4×4) vehicles contain safety features that are made to the chassis. However, it could be a challenge when changing bigger tires.

What are the size tires?

The size in tires is the rim diameters. Most of the time, people use inches. Plenty of special-purpose tires often have a metric designation to calculate rim diameter. PAX system tires are common.

What to recognize wheel arch sizes 

Wheel arch sizes are diverse from a vehicle to another. It will be the difference ranges between heavy construction and light trims. With 33-inch tires, little trimming can fit the wheel arch.

Final Words

“Are 33-inch tires the same as 285?”. As you have realized that 33-inch tires are 285 tires, you might do further things – pay attention to the quality inside. Is that right? Perhaps, you should understand how to convert between different measurement systems to fit all tires.