What Does Tire Size Numbers Mean

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 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.

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 size tire is P265 70R17?

265/70R17 tire size in inches. 265/70R17 tires are 31.6″ tall, have a section width of 10.4″, and fit wheels with a diameter of 17. The circumference is 99.2″ that translates into 638 revolutions per mile. As a rule, they can be mounted on the wheels with 17″ x 7-9″(LT Tires 7-8.5″) rim width.

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.

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.

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″.

Can I use 265 70R17 instead of 265 65R17?

It means, there is no difference in the width of the tires. Since the width is the same for both 265 65R17 and 265 70R17, you can install any one of these if you are not bothered with the other aspects of the tire.

What does LT mean on a tire?

If a tire size reads, LT235/75R15 104/101S, the LT indicates that this tire is meant for Light Truck use. These tires are made for light-duty and heavy-duty pickup trucks (typically ½ ton, ¾ ton, or 1-ton load capacity), SUVs and vans.

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.

Do wider tires decrease gas mileage?

For example, larger tires decrease your fuel economy because they are heavier, while smaller tires increase fuel efficiency. Bigger tires also have a higher rolling resistance than smaller tires which means they require more resistance and effort to get them rolling. Tire treads can also impact your fuel economy.

Are 33 tires the same as 285?

the 285 tire has a diameter of 32.832” in comparison to the 33” tire. This means that without a set pattern in the industry, the actual diameter is different from one manufacturer to another. This makes the 285/75/16 to be regarded as the metric size for 33” that is accepted globally.

Are skinnier tires better in snow?

– In the winter, narrow tires are better under extreme conditions as they provide higher surface pressure against the road. Narrow tires also work better than wider ones in loose snow and slush. Wider tires, for their part, will offer more grip on hard surfaces, Martin Dražík says.

Can I go from 245 to 255 tires?

Usually yes, what those numbers represent is the width of the tires. My car calls for 225 wide i currently have 235 and could go up to 255 width.

What does 255 on a tire mean?

255 (Tire Width): The tire width is 255 millimeters from sidewall to sidewall (just over ten inches). H (Speed Rating): A speed rating of “H” means that this tire is designed to withstand speeds up to 130 miles per hour.

Will 265 tires fit 245?

Yes you can replace 265 with the 245 size tire. Since this tire size is optional and for the truck, you will have no problems with it. And your fuel economy may suffer a little due to the very weight of the tires and the best gripping power.

What’s the difference between 245 and 265 tire?

Final Thought – 245 Vs 265 Tires The difference between 245 and 265 is ten millimeters. There is nothing wrong with putting on 265 tires; however, the outside diameter should be equal to or even larger than the inside diameter.

What does 40r mean in tires?

This number indicates that your tire has a width of 245 millimeters. 40. This number means that your tire has an aspect ratio of 40%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 40% of the width. In this case, the sidewall height works out to be 98 millimeters.

How tall is a 245 75R16?

Plus Sizes 245/75-16 265/75-16 Diameter inches (mm) 30.47 (773.9) 31.65 (803.9) Width inches (mm) 9.65 (245) 10.43 (265) Circum. inches (mm) 95.72 (2431.28) 99.43 (2525.53) Sidewall Height inches (mm) 7.23 (183.75) 7.82 (198.75).