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.

## Can I use 225 tires instead of 235?

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 number on a tire makes it taller?

After the slash is a two-digit number, which dictates the Aspect Ratio. This ratio measures the height of the tire’s cross-section to its width. In our example, the Aspect Ratio is ’55’, meaning the height of the tire is equal to 55 percent of the tire’s width. The larger the aspect ratio, the taller the tire.

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

The last grouping of characters, tied to the tire type, size and construction, represents the load index and speed rating. Also known as the service description, the number indicates the maximum load the tire can support when inflated properly, and the letter represents the maximum speed capability of the tire.

## 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 is P265?

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).

## Do bigger tires give a smoother ride?

Avoid bigger wheels if you want a smoother ride. As a general rule, bigger wheels result in a rougher ride. Switching to a smaller wheel and a thicker tire can give you a smoother ride without any major modifications to your car.

## 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.

## Is wider tires better?

Overall, wider tires are better for dry surfaces and for high-performance vehicles. Greater surface area allows for better day-to-day traction and durability.

## 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.

## 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.

## How do you read a tire code?

Remember that the last four digits of the code are the date the tire was manufactured. You can check the first two digits of the DOT code to know the week of the manufacturing. The last two digits will reveal the manufacturing year. For instance, when it was written in 0203, the manufacturing year was 2003.

## How do you read tire letters?

TIRE SIDEWALL MARKINGS P =Passenger Car Tire. The first letter on a tire indicates the tire’s class. 245 =Section WidthTread (mm) 45 =Aspect Ratio. Z =Speed Rating S = 112mphT = 118mph. R =RadialConstruction. 19 =WheelDiameter(inches. 98 =LoadIndex. W=Speed Rating.

## 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.

## 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″.