# Are 285 70 17 tires the same as 33?

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

## What size wheel do I need for 285 70r17?

Tire Size Calculator – Tire & Wheel Plus Sizing BETA
Unit: Imperial Imperial Metric
Section Width11.22 in
Rim Diameter17.00 in
Rim Width Range7.50 in – 9.00 in
Overall Diameter32.71 in

## What are 295 tires in inches?

16-inch Wheel Conversion Chart
MetricStandard
265/75/1631.6″x 10.4″
275/70/1631.2″x 10.8″
285/75/1632.8″x 11.2″
295/75/1633.4″x 11.6″

## What does 285 70 17 mean on a tire?

285 – Section Width in millimeters. 70 – Aspect Ratio. R – Designates the tire has radial construction. 17 – Wheel Diameter.

Are 285 70 17 tires the same as 33? – Related Questions

## What is the most common 17-inch tire size?

The most popular 17″ tires
• 215/55R17.
• 225/45R17.
• 225/65R17.
• 265/70R17.

## Which tire is taller 70 or 75?

The higher the number, the taller the sidewall (and vice versa). From the foregoing, it appears that tires with the same section width should have the same width regardless of aspect ratio.

## What is the 285 and 70 of a tire?

285/70R17 tire has a width of 11.2 inches or 285 mm that reflects the measurement of tire’s width from its inner sidewall to its outer sidewall at the widest point (excluding decorations, protective ribs or raised letters). Tire width is also called tread width, section width or cross section width.

## What do last 3 digits of tire size mean?

The final figure in a tire size sequence is the speed rating, which is indicated by a letter: P225/70R16 91S. Just as your load index number corresponds to a specific load, your speed rating letter corresponds to a particular speed capability based on a standardized laboratory test.

## How wide of a rim do you need for a 285 tire?

For sports cars, the general rule of thumb is to match the wheel width to the tread width in inches. For example a tire size 285/35-19 has a tread width of 9.9″. The ideal wheel width would be 10.0″ for that tire.

## What does 70R17 mean on a tire?

An arrow points to the numbers 265/70R17 115T on the inner part of the tire sidewall. 265 is the width, 70 is the aspect ratio, R stands for radial, 17 is the wheel diameter and 115T is the load index and speed symbol.

## How much difference in tire size is ok?

As a general rule, you want replacement tires that are within 3 percent of the diameter (height) measurement of your existing tires’ diameter — assuming your current tires are what your owner’s manual recommends.

## Why are tires called 33?

In our example size, the tire will fit a 18-inch wheel. Some manufacturers build off-road tires using inches instead of millimeters, so you may see sizes like “33×17.” This simply means the total height of the tire is 33 inches and it fits a 17-inch wheel.

## How much can I deviate on tire size?

Generally, you don’t want to go with tires that have a diameter that is more than 3% different from the factory tires.

## What is the Penny rule for tires?

Turn the penny so that Lincoln’s head points down into the tread. See if the top of his head disappears between the ribs. If it does, your tread is still above 2/32” , If you can see his entire head, it may be time to replace the tire because your tread is no longer deep enough.

## Can wrong size tires damage transmission?

Increasing Tire Size Can Wear Out Your Drivetrain & Transmission.

## Is it okay to put slightly bigger tires?

Additionally, up-sizing impacts the speedometer, fuel economy, and can place stress on the powertrain and brakes. If installed incorrectly, up-sized tires may also rub the wheel well, brake calipers, or vehicle frame, and could potentially wear down any parts they grind against.

## Do wider tires affect gas mileage?

Increasing the width of a tire can impact fuel economy as well. Wider tires create a larger contact patch, the area of the tire actually touching the road. While this is good for performance, it can create a higher resistance to coasting, meaning that the engine will have to use more power and fuel to maintain speed.