What size is 255 55R18 in inches?
R18 tires have a diameter of 29 (737 mm), a tread width of 10 (255 mm), and a wheel diameter of 18 (457. The sidewall of the tire is 5. The first sequence – 225/55 – indicates the width in millimetres of the tread that is in contact with the road (225) and the height of the side wall as a proportion of the width (55%). The next – R18 – specifies the construction of tyre (R=radial) and the diameter in inches (18) of the wheel on which the tyre fits.Radial tires are the most common tires on the road in the United States today; thus “R” will usually be shown in the tire size designation. Radial construction means the tire’s internal ply cords are oriented in a radial direction, from one bead over to the other, essentially perpendicular to the direction of rotation.The first sequence – 225/55 – indicates the width in millimetres of the tread that is in contact with the road (225) and the height of the side wall as a proportion of the width (55%). The next – R18 – specifies the construction of tyre (R=radial) and the diameter in inches (18) of the wheel on which the tyre fits.This second number actually represents the height of the sidewall expressed as a percentage of the width of the tire. So in our example image, this tire has a width of 235 millimeters, and the 55 indicates that the tire height is 55% of the width or 129.
What size is 255 45R18 in inches?
Therefore, the tire size 255/45R18 can be expressed in inches as roughly 10 inches wide, 4. R18 tires have a diameter of 29 (737 mm), a tread width of 10 (255 mm), and a wheel diameter of 18 (457. The sidewall of the tire is 5.A 255/65R18 tire has an approximate height, also known as the overall diameter, of 31. This height can vary slightly depending on the brand and model of the tire, as well as the amount of air pressure in the tire.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.For example, in a 205/55/16 tire size, 205 is the tire width and 55 is the sidewall height. In this case, the difference between a 55 sidewall tire and a 60 sidewall tire is the difference in sidewall height. So, the difference between a 55 sidewall tire and a 60 sidewall tire is 5 mm.Tires for your tire size 255/40R18 (99Y) The 255/40R18 (99Y) tire has the following features: the first three digits 255 refer to the width of the tire in millimetres. The second two-digit number 40 refers to the ratio between the height of the sidewall and the width of the tire.
What size is 265 55 18 in inches?
Therefore, the tire size 265/55R18 can be expressed in inches as roughly 10. Benefits of 18 Inch Tires Some of the most notable benefits are improved acceleration, braking and handling, better fuel efficiency, reduced road noise and ride comfort.Inch Off-Road Tires For 18 Inch Wheels. Give your rig an aggressive, rugged look with a set of 33 tires for 18 wheels. These 33s have a solid amount of sidewall for airing down in the dirt and great proportions.A 265/35-18 will not have enough sidewall support on an 8. This will in-turn cause a mushy handling feel as the sidewalls of the tires will flex significantly more under load.
How wide are 255 tires?
The first number in the tire size, 255, represents the width of the tire in millimeters. To convert this to inches, we divide 255 by 25. This gives us approximately 10 inches. Therefore, the tire size 255/50R18 can be expressed in inches as roughly 10 inches wide, 5 inches tall, and designed to fit a 18-inch wheel rim.Therefore, a 255 tire is 255 millimeters wide, and a 265 tire is 265 millimeters wide. That’s a 10mm difference in width. Although it might not sound like much, it makes a difference when it comes to how much of the tire comes into contact with the road, or the contact patch.This number refers to the section width of the tire, measured in millimeters from sidewall to sidewall; thus, a 255 tire is 10mm wider than a 245 tire.The two-digit number following the slash in the tire size description is the tire’s aspect ratio, the sidewall height expressed as a percentage of the tire’s width. If the markings say 255/55R18, it means that the height of the sidewall is 255 multiplied by .
How tall is a 225 55 18 tire?
Therefore, the tire size 225/55R18 can be expressed in inches as roughly 8. Since 225 tires are comparatively narrower, they have relatively lower rolling resistance as compared to 235 tires. This means that they need less energy to continue rolling and may end up being more fuel efficient.The 225 tire is slightly narrower and shorter. This won’t hurt your vehicle, but your speedometer accuracy, tire life, along with your gas milage will see slight difference.
What does 255 55 R18 mean on a tire?
The two-digit number following the slash in the tire size description is the tire’s aspect ratio, the sidewall height expressed as a percentage of the tire’s width. If the markings say 255/55R18, it means that the height of the sidewall is 255 multiplied by . R18 tires have a diameter of 29 (737 mm), a tread width of 10 (255 mm), and a wheel diameter of 18 (457. The sidewall of the tire is 5.Tire labelling is a mish-mash of different measurements and numbers. In this case, the sidewall height should be 55% of 205mm = 113mm.
What are 255 tires equal to?
Tire Width): The tire width is 255 millimeters from sidewall to sidewall (just over ten inches). Aspect Ratio): The tire’s sidewall is 45% of the tire’s width, which means the sidewall is about 114 millimeters or just over 4 inches. For the 235 example there is 176. If you want the height of the tire you double the sidewall height 176. The larger tire would be 30.A tire number, such as 245/45R18, breaks down as follows: 245 (or 255): This number refers to the section width of the tire, measured in millimeters from sidewall to sidewall; thus, a 255 tire is 10mm wider than a 245 tire.The first sequence – 225/55 – indicates the width in millimetres of the tread that is in contact with the road (225) and the height of the side wall as a proportion of the width (55%). The next – R18 – specifies the construction of tyre (R=radial) and the diameter in inches (18) of the wheel on which the tyre fits.