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The two-digit number after the slash mark in a tire size is the aspect ratio. For example, in a size P215/65 R15 tire, the 65 means that the height is equal to 65% of the tire’s width. The bigger the aspect ratio, the bigger the tire’s sidewall will be.

## What does the 265 70R17 mean?

How to read your tire size long description. 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.

## What are the first 3 numbers on a tire?

The first three-digits refer to the Tire Width. The Tire Width is a measurement of the tire, sidewall to sidewall, in millimeters. In our example, the Tire Width is 205mm. After the slash is a two-digit number, which dictates the Aspect Ratio.

## Can you use 235 tires instead of 225?

Can 225 fit 235 tires? Yes, they can. 225 tires are 10 mm narrower and 15 mm lower in height than the 235 tires. Besides, 235 tires are wider than 225, and so we recommend checking the owner’s manual.

## What do all the numbers mean on a tire?

Every tire has 3 numbers that mean a specific size: The bigger the aspect ratio, the larger the sidewall of the tire. The last number, 15, is the rim diameter of the wheel that the tire will fit. The tire letter meaning refers to the construction of the tire: R for radial, D for diagonal, and RF for run-flat.

## What size tire is 255 70R17?

Tire Size Calculator – Tire & Wheel Plus Sizing BETA Unit: Imperial Imperial Metric Section Width 10.04 in Rim Diameter 17.00 in Rim Width Range 6.50 in – 8.50 in Overall Diameter 31.06 in.

## What does P265 mean in tires?

Let’s take for example P265/60R18. This code gives you the following information about your vehicle’s tire: P = Passenger Tire (Light Truck Tires will begin with the prefix LT). 265 = Section Width in millimeters (measured at the widest part of the tire from sidewall to sidewall).

## Can I use 245 tires instead of 235?

So you have already identified the difference between 235 and 245 size tires. It is obvious that 245 is bigger than 235, still, both tires’ sizes are pretty common and could be interchangeable at times.

## Will a 65 tire fit a 60?

Yes, the only real difference is that ratio between the tread width and the height of the sidewall will change. The lower the middle number the lower the profile of the tire the larger the number the higher the tire profile.

## What is the difference between a 60 and 65 series tire?

The 65% aspect ratio (as in 235/65/17), compared to 60%, adds almost 12 mm (1/2″) to the radius of the tire (0.65-0.60)*(235mm)=11.75mm.

## Can I use 235 60r18 instead of 225 60r18?

Yes they will be slightly wider and will have a slightly higher diameter.

## Should I change all 4 tires?

Some manufacturers of all-wheel-drive vehicles recommend that all four tires be replaced, not just one or two, because a new tire will have a larger overall diameter than the other tires. The best approach, though, is to replace all four if the tread on the old tires is significantly worn.

## How much difference in tire size is acceptable?

When changing tire sizes, we recommend staying within 3% of the diameter/height of the original tire. Any more than this and you face the risk of brake failure.

## Can I use 60 instead of 55 tires?

Most likely yes. The 55 or 60 in this case is the aspect ratio. It’s how tall the tire is as a percentage of its width. A 60 means the tire’s sidewall height is 60% of the width of the tire.

## Which tire is wider 45 or 50?

got that 1 wrong, the 45 and 50 is a percentage of the width, so the difference between 45 and 50 profiles is 5% of the width.

## Can I use 175 tires instead of 185?

Yes. The 185 is the width of the tire. Most rims that support a 175mm wide tires will easily handle a 185mm wide tire. 185/70R15 is a typical tire size.

## What size is 265 75R17 in inches?

Plus Sizes 265/75-17 265/70-17 Diameter inches (mm) 32.65 (829.3) 31.61 (802.8) Width inches (mm) 10.43 (265) 10.43 (265) Circum. inches (mm) 102.57 (2605.32) 99.29 (2522.07) Sidewall Height inches (mm) 7.82 (198.75) 7.3 (185.5).

## What does lt285 70R17 mean?

This number indicates that your tire has a width of 285 millimeters. 70. This number means that your tire has an aspect ratio of 70%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 70% of the width.

## How tall is a 295 70R17 tire?

Open Country M/T 295/70R17 Tire Specs Size Diameter Width LT295/70R17 128P E BSW 33.5″ 11.9″.

## What does 65R17 mean?

This number indicates that your tire has a width of 265 millimeters. 65. This number means that your tire has an aspect ratio of 65%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 65% of the width.

## What does 70 mean on a tire?

If a tire has an aspect ratio of 70, it means the tire’s height is 70% of its width. Lower aspect ratio tires, such as a 60 series, generally offer vehicle handling performance advantages over higher aspect ratio tires, such as a 75 series, but a typical trade off can be ride harshness. Construction.

## What does LT265 75R16 mean?

This formula is a quick way to get the tire diameter of those metric tires that are common on just about everything stock. For example a LT265/75R16 would be around 31.6 inches tall and 10 inches wide. “LT” means Light Truck and “P” means Passenger tire. The bigger number (on the left) is the Section Width.

## Which tire is wider 245 or 255?

While the exact dimensions of a 245 or a 255 tire can vary somewhat between tire manufacturers, for any specific manufacturer a 255 tire will have a wider section width (bulge or tread width) than a 245 tire, the difference being 10 mm.

## What does P245 mean on a tire?

Tire Width Looking at the same number sequence, locate the three-digit number directly following the tire type. In the example “P245/50R20 102V,” the number indicating the tire width is 245. This tells you how wide your vehicle’s tires need to be to fit onto the wheels.

## Do wider tires handle better?

2. Improved Cornering. The same aspect of having a wider contact area with the road with the above, wider tires offer better cornering and road handling. It is also because wider tires have a better thread and stiffer sidewalls that they have less vehicle roll in corners.