Choosing the right tire size for your vehicle is an important decision. With so many tire sizes available, it can be difficult to decide which is the best option.
In this post, we'll take a closer look at two popular tire sizes: the 245 75r17 and the 265 70r17. We'll compare the differences between the two sizes to help you decide which one is right for your vehicle.
Content
What does the tire size 245 75r17 mean?
The 245 75r17 tire size is often referred to as a "large size". It indicates the width of the tire in millimeters, where 245 is the width and then the tread height, which is a percentage (75) of the tread width. R17 refers to the rim diameter corresponding to this size in inches.
This combination can compensate for better handling and stability compared to higher road noise and shorter overall tire life compared to smaller tires.
What is the difference between 245 75r17 and 265 70r17 tires?
The main difference between the 245 75R17 and 265 70R17 tire sizes is that the 245 75R17 tire is wider and the 265 70R17 tire is larger. The 245 75R17 tire has an overall diameter of 29.5 inches and the 265 70R17 tire has an overall diameter of 30.5 inches. The 245 75R17 tire is more suitable for vehicles that require more stability, while the 265 70R17 tire is more suitable for vehicles that require more ground clearance. Additionally, the 245 75R17 tire has a 9.5-inch diameter and the 265 70R17 tire has a 10.5-inch diameter.
What does the tire size 265 70r17 mean?
Tire size 265 70r17 this special combination of numbers and letters is interpreted differently by different car manufacturers, so it is important to know how to correctly determine the tire size. The first set of numbers indicates the width of the tire in millimeters - in this case 265mm - which affects handling and stiffness.
The second set (70) refers to the aspect ratio, or sidewall height, found in most modern tires. Meanwhile, "R" means that the tire is radial. Finally, 17 is the rim diameter, measured from inside edge to inside edge on an imaginary circle through the center of each hole in the nut.
Belt width
The width of the 245 75r17 tire is 10 millimeters wider than the 265 70r17 tire. With a width of 245 millimeters, the 245 75R17 tires also provide excellent support and stability when driving in almost all weather conditions.
Although the 265 70R17 tires have a reduced width of 264 millimeters, other features such as softer sidewalls, closely spaced tread blocks and unmatched wet and dry grip make them one of the top choices among motorsport enthusiasts.
Revolutions per mile
One of the most important factors to consider when choosing tires for your vehicle is revolutions per mile (RPM). The RPM of a tire can vary depending on the size of the tread - wider tires with higher sidewall height have a different RPM than smaller tires.
Taking the 245 75r17 vs. 265 70r17 models as an example, the 245 has a slightly higher RPM of 694 compared to 683 for its 265 counterparts. The difference may seem insignificant, but it can significantly affect your car's performance and how far it will go. between wheel revolutions.
aspect ratio
When it comes to tire ratios, the differences between a 245 75R17 and a 265 70R17 can be difficult to understand. The width-to-width ratio is at the middle two digits of the set of tires. An aspect ratio of seventy (70) means that the sidewall height is 70 percent of the width, and an aspect ratio of seventy-five (75) means that the sidewall height is 75 percent of the width.
245 75R17 tires have a higher wall height than 265 70R17 tires; however, they are a bit wider and can provide more stability on bad roads. On the other hand, 265 70R17 tires provide more load capacity due to the larger contact patch, but usually cost more than 245 75R17 tires due to the larger overall size.
krug
Looking at the circumference of your 245 75r17 and 265 70r17 tires will help you determine which tire size is best for you. The circumference of the 245 75r17 tire is approximately 99.1 inches, which is significantly less than the circumference of the 265 70r17 tire of 99.3 inches.
Additionally, due to the larger circumference of the 265 70r17 tire, they may need more grip in fast corners than their 245 75r17 counterparts.
Cross section width
The width of the 245 75r17 and 265 70r17 tires can be an important factor for your vehicle. The first number before the "R" is the tire width, so 245 75r17 means the tire is 245 millimeters wide from one sidewall to the other, while 265 70r17 means 264 millimeters wide.
Side wall height
When it comes to sidewall height, there is a big difference between 245 75r17 and 265 70r17 tires. The sidewall height of the 245 75r17 tire is about 7.2 inches and the sidewall height of the 265 70r17 tire is about 7.3 inches.
This means that the 265 70r17 tire will be stretched more when it is on the wheel, giving it an imposing and bold look. When it comes to performance, choosing a larger sidewall ensures better damping over bumps and potholes in the road. At the same time, the shorter one gives a better ride, but sacrifices comfort.
Tire diameter
Tire diameter is one of the most important elements when upgrading or replacing tires because it affects driving comfort, handling and fuel consumption. There is a noticeable difference in diameter when comparing 245 75r17 tires to 265 70r17 tires.
The 245 75r17 tire has an overall diameter of 31.5 inches, while the 265 70r17 tire is much larger at about 31.6 inches in diameter. At the same time, this difference may seem small on paper.
wheel size
Looking at the wheel size of the 245 75r17 and 265 70r17 tires, you will notice that they have very different dimensions. The first number in the tire size is the width of the tire in millimeters, and the second is the percentage, which is the ratio of sidewall height to width.
In this case, the 245 tires are 245mm wide and the sidewalls are about 74% of the tire width or 181.3mm tall. Size 265 tires are 265mm wide and the sidewall height is about 70% of the tire width or 185.5mm. Despite being slightly larger, these tires appear narrower due to the higher profile factor when mounted on the same rim size.
Type of construction
There are several key design differences between the 245 75R17 and 265 70R17 tires. 245 75r17 tires have an asymmetric radial design, which means the tread pattern and tire components are more robust and durable.
On the other hand, the 265 70r17 tire uses a symmetrical tread pattern with increased stability, which provides better performance on the road. The needs of the river.
245 75r17 tires can carry a load of 1708 lbs. to 2036 lbs per tire and have an outer diameter of 29.2 inches, while the 265 70r17 tires have a load capacity of 2036 lbs per tire and an outer diameter of 30.6 inches.
245 75r17 vs. 265 70r17: which tire size is best for you?
When looking to change tires, you naturally want to find the best option. When comparing the 245 75r17 and the 265 70r17 you may be wondering which is best for you.
The bigger the wheel, the more traction you can get, and when you need high performance, you need to get the friction balance right. Ultimately, you need to consider the make, model, and model of your vehicle to find the most accurate size for optimal performance.
Which type of vehicle should I use, 245 75r17 or 265 70r17 tires?
When it comes to choosing the perfect type of vehicle, professional mechanics recommend 245 75r17 and 265 70r17 tires. Compared to other tires, these tires provide excellent resistance in muddy or slippery conditions, making your vehicle more durable on rough terrain.
To take advantage of the comparison, invest in quality tires. Your vehicle will drive safely and efficiently with the appropriate 245 75r17 and 265 70r17 tires.
Application
Let's analyze it. If you are looking for a tire for your vehicle that offers better grip and durability, the 265 70R17 tires are the right size. They provide better performance and are made of quality rubber, making them an excellent choice for those who want a tire that lasts longer. If, on the other hand, you are looking for a tire that is more suitable for off-road vehicles, the 245 75R17 tire might be a better option.
Related Posts:
- Tire size 265 75r16 vs 285 75r16
- Tire size 305 55r20 vs 33 12.5r20
- Tire size 235 75r15 vs 31x10 50r15
- Tire size 235 75r15 vs 30x9 50r15
- Tire size 235 65r17 vs 225 65r17
FAQs
What is the next size up from a 245 75R17? ›
| Tire Size | Min | Max |
|---|---|---|
| 245/75R17 | 6.50in | 8.00in |
| 285/65R17 | 8.00in | 10.00in |
| 265/70R17 | 7.00in | 9.00in |
| 235/80R17 | 6.00in | 7.50in |
The numbers related to the profile (70/75) are percentages of the tyre width, measured in millimetres. So a 245/75/16 tyre is 183.75 mm tall on the sidewall. A 265/70/16 is 185.5 mm tall on the sidewall. That's a difference of 1.75 mm.
What size rim do I need for 265 70R17? ›| Unit: Imperial Imperial Metric | |
|---|---|
| Section Width | 10.43 in |
| Rim Diameter | 17.00 in |
| Rim Width Range | 7.00 in - 9.00 in |
| Overall Diameter | 31.61 in |
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.
Is a 245 tire wide? ›A 245 is 245 millimeters, or 24.5 centimeters, wide. The tread width is actually somewhat smaller than the tire's actual width. 45: Aspect Ratio. This is the sidewall's height from the inside diameter to the outside diameter.
What size tire cover for 245 75r17? ›Expert Reply: A 245/75-17 tire would be right at 31-1/2 inches in diameter according to my math which I checked with an online tire diameter calculator. Given that, the Rampage # RA773215 Spare Tire Cover you'd looked at would work just fine for you.
What is the best tire width? ›| Rim width | Minimum tire width | Ideal tire width |
|---|---|---|
| 5,5 Inches | 165 mm | 175 or 185 mm |
| 6,0 Inches | 175 mm | 185 or 195 mm |
| 6,5 Inches | 185 mm | 195 or 205 mm |
| 7,0 Inches | 195 mm | 205 or 215 mm |
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.
How much difference in tire size is acceptable? ›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 best way to determine your correct wheel and tire size? ›First, start with the wheel size for your vehicle. You can find that on the sidewall of the tires on your original wheels or the inside frame of the driver's door. Check out Tire Size Explained (Reading the Sidewall) for more. The wheel diameter (in inches or millimeters) is the fifth set of numbers and letters.
Does rim width matter for tire size? ›
For your safety, and for the optimal ride, your rim width and tire size must be compatible. Why? Because the rim width has a direct impact on your tire's contact patch, which changes how the tire interacts with the road and how your vehicle handles.
Should rim size be same as tire size? ›Width and diameter are the two factors that determine tire and rim compatibility. For diameter you'll need to be sure that your tires and wheels are an exact match, e.g. a 215/65R17 tire will only fit on a 17" diameter wheel. There's a bit more flexibility when it comes to wheel widths.
What numbers are most important for tire size? ›Tire Diameter or Size: 215/65 R15
The very last number in the sequence, “15,” is the diameter of the tire. This is an important number—this is the number you'll refer to when you need to know your tire size! The “15” indicates that this particular tire would fit a rim with a 15-inch diameter.
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 numbers matter for tire size? ›Example tire number: P215/65R15 95H
The number 215 indicates the tire width in millimeters from sidewall to sidewall, so 215 millimeters in this case. 65 is the aspect ratio code, which means the ratio of its height to width. This tire has a height equal to 65% of its width.
Yes you can replace 265 with the 245 size tire.
What size tire is equivalent to a 245? ›| Metric | Standard |
|---|---|
| 235/70/16 | 29.0"x 9.3" |
| 235/85/16 | 31.7"x 9.3" |
| 245/70/16 | 29.5"x 9.6" |
| 245/75/16 | 30.5"x 9.6" |
From a safety point of view, both types have their good sides: On a dry road, wider tires will offer more grip than narrow ones, but the risk of aquaplaning will be higher with wide tires. – In the winter, narrow tires are better under extreme conditions as they provide higher surface pressure against the road.
How much is tire 245 75r17 tires? ›Size 245 75 R17 starting at: $34.99. Tires in stock: 515.
What does 245 75 tire mean? ›This is the measurement of the tire's tread width, from sidewall-to-sidewall (measured in millimeters). A P225/60R16 tire is 225mm wide. An LT245/75R16 is 245mm wide. The second set of numbers is called the 'aspect ratio'. This refers to the sidewall height as a percentage of the tread width.
What is the tire size 3 rule? ›
If the wheel size is increased by three inches it is “Plus Three.” For example, a plus two fitment for a car with 16-inch original equipment wheels and tires would be 19-inch wheels and tires. As a general rule of thumb, Plus Three Sizing: Increases section width by 30 mm.
Are bigger tires better? ›Larger wheels offer better traction, and because they have more rubber on the tire, this also means a better grip on the road. Larger tires are better for car cornering and handling than your regular tires. They also reduce the braking distance and improve braking overall, adding to safety.
Are wider tires always better? ›Do Wider Tires Ride Better? Wider tires perform better on dry surfaces. Dry grip and performance are generated with the footprint's road surface contact. Since wide tires provide a larger road contact area, they are able to significantly improve its handling and maneuvering, even during their high speed applications.
Is a wider tire better or worse? ›Advantages of wider tires in winter
A wider tire equates to better performance on dry or wet roads and compacted snow.
Some tire manufacturers cite 6 years, others recommend 10 years as the maximum service life for tires. tire identification number (TIN). The last four digits are the week and year of manufacture.
Do taller tires handle better? ›Simply put, the larger your tire, the more of a grip your vehicle has on the road. As a tire's width increases, it covers more surface area on the road. According to iSee Cars, this increase in contact with the pavement gives your vehicle more to hold onto, increasing its handling and ability to maneuver.
Does tire height matter? ›Increasing tire height can help to reduce fender well gap, increase ground clearance and even provide a softer ride. While there are always exceptions to any rule, most passenger cars lack the needed clearance between fenders and suspension components to allow for such an increase.
Should I put bigger tires in the front or back? ›While it's fine to put narrower tyres on the front and wider on the back, it's pointless to put wider tyres on just one side of the car. This would change the weight balance and would mean one side of the vehicle would grip differently to the road when braking. It would change the cornering dynamic, too.
What happens if your tires are too big? ›Naturally, increased height from larger tires means you have a higher center of gravity. This changes the handling of your vehicle by increasing body roll and load transfer. In some cases, you may experience less stability when braking and cornering — especially if traveling at high speeds.
Should all 4 tires be the same size? ›For optimal safety and performance, Continental recommends fitting the same tires to every wheel position on your car, so drivers should have the same brand, size, tread pattern, load index, and speed rating on the front and rear tires.
Does the middle number on tires matter? ›
Differences in Tire Size
Following the width is the middle number, which represents how tall the tire's sidewall is. Presumably, those with trucks and SUVs will have larger sidewalls than those with sedans and sports cars and vice versa. Lastly, the final number in the group is to represent the diameter of the wheel.
What happens if you put a wide tire on a narrow rim? If a tire that's too wide for a rim is mounted, the tire shape becomes too tall and round, like a lollipop or lightbulb, and then it becomes floppy at the top because the casing is constricted. This can result in poor cornering performance and tire squirm.
What happens if the tire is wider than the rim? ›The ratio between the section width and the rim width is pretty important. If the rim width is too narrow, you pinch the tire in and cause it to balloon more in cross-section. If the rim width is too wide, you run the risk of the tire ripping away at high speed.
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.
Tire pressure between 32 to 35 PSI is most suitable for most vehicles. However, one can go as low as 20 PSI (although that is not recommended). Anything below 20 PSI is considered a flat tire.
What number should I replace my tires? ›To meet legal safety standards in the U.S., a tire's tread needs to be at least 2/32” deep. If the tires do not meet the 2/32” standard or are approaching not meeting it, you should replace your tires.
How often should you rotate your tires? ›Namely, it's a best practice to rotate tires every 5,000 to 7,500 miles or so. This is a rule of thumb, however, and you'll want to double-check with your vehicle's owner's manual for more specific information.
What are the disadvantages of XL tires? ›Disadvantages of XL Tyres
XL tires produce more noise than standard tires. It can lead to an uncomfortable driving experience. These tyres consume more fuel because of rolling resistance and reinforcement.
So a 285 tire has a tread face width of 285mm, a 245 tire, 245mm. Therefore the sidewall of the tire is 114mm. The rim diameter of 17 inches converted to mm would be 431.8mm, add the sidewalls, for a final height of 659.8mm, or 25.97 inches.
What is the difference between 235 80r17 and 245 75r17? ›Both are around the same size, but the 245 is a littel smaller very little 31.5 inches compared to 31.8 inches.
Which tire is taller 255 or 245? ›
What is the Height Difference Between 245 and 255 Tires? The height difference can vary, but it is approximately 10 mm. 255 tires are higher and increase the vehicle's height to a little extent.
Is there a big difference between 245 and 235 tires? ›Summary. Overall in a comparison of 235 vs 245 tires, 245 tires come with a wider footprint which enables better wet/snow/ice braking performances compared to a 235 tire. However a 235 width tire having a narrow footprint has a better noise performance compared to a 245 width tire.
Does a higher aspect ratio mean a taller tire? ›The higher the aspect ratio, the taller the tire sidewall. A letter R following the tire aspect ratio identifies the tire's construction as a radial tire.
What number makes a tire taller? ›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.
Which tire is taller 33 or 285? ›So do not be surprised if 33” tires are slightly bigger than 285 (you will see that more clearly when putting them against each other). That's because the 33 tires' overall diameter slightly exceeds 285 by 1% (their diameter difference: 0.32 inches/8.04 mm).
What is the most common 17 inch tire size? ›- 215/55R17.
- 225/45R17.
- 225/65R17.
- 265/70R17.
Having wide rear wheels is for the reasons of traction and the 'look'. When a rear-wheel-drive car has a lot of power, it can cause wheelspin easily which is why wider rear tyres can give better traction.
What is the difference between a 235 65 17 tire and a 245 65 17 tire? ›Yes, a size 235/65R17 tire will fit the same wheel as a 245/65R17 size tire. The last digit in the tire size (17) indicates what size wheel that a specific tire fits on.
What wheel width for 245 tire? ›For example, a 245/45R20 has a rim width range of 7.5" to 9.5". This means that this tire size would fit the following rim sizes: 20X7.
Are bigger tires always better? ›Larger wheels offer better traction, and because they have more rubber on the tire, this also means a better grip on the road. Larger tires are better for car cornering and handling than your regular tires. They also reduce the braking distance and improve braking overall, adding to safety.
Do wider tires handle better? ›
From a safety point of view, both types have their good sides: On a dry road, wider tires will offer more grip than narrow ones, but the risk of aquaplaning will be higher with wide tires. – In the winter, narrow tires are better under extreme conditions as they provide higher surface pressure against the road.
Do bigger tires matter? ›As a tire's width increases, it covers more surface area on the road. According to iSee Cars, this increase in contact with the pavement gives your vehicle more to hold onto, increasing its handling and ability to maneuver. So, does tire size really matter? The short answer is: Yes.