What does 215 45 r17 mean

Load Index shows the maximum load that the tire can support when inflated properly. Identify what may be causing your tires to wear out by using this chart. The last letter H identifies the Speed Rating. The speed rating tells you the maximum speed capability of a tire. A tire with an H speed rating has a maximum speed capability of mph. Here is a chart that will identify your tire speed rating. If you are curious, the most common tire size is the R An R15 tire is fitted with a inch rim.

The P tire variant is the most common R15 tire. This tire is made and designed for normal average passenger vehicles. The R16 is a bigger version of the R15 tire.

As you see the difference between two is 95V vs 99W. So the aspect ratio is 5 more on the tire I want to use on the car? Scott, Read through this site and it will give you some great insight on changing car tire sizes safely. It seems like the only difference will be the new ones will be just a small amount wider. I will buy 17 inch wheels to fit the 17 tires, but will they be OK on the Murano? Call a tire sales company near you and ask them to be absolutely sure.

There seems to be 4. Will this work? Euro-Metric tires are usually found on European cars, but they're also used frequently used on SUVs and vans. Light Truck Metric tires sizes begin with the letters LT. These tires are designed for use on vehicles used to tow trailers or carry heavy loads.

This includes SUVs, full-size vans, and medium-duty and heavy-duty pickup trucks with? These tires are made for light-duty, medium-duty, and heavy-duty pickup trucks typically? If the tire size begins with a T, it means that the tire is a temporary spare.

Also known as mini spares or space savers, temporary spares are designed for short-term use until the regular tire is repaired or replaced. Tires beginning with ST are special trailer tires and should only be used on car, boat, or utility trailers. Euro-Metric tire sizes ending with a C are commercial tires, for use on delivery trucks and vans capable of carrying heavy loads. In addition to the C designation, these sizes are also branded with a load range and service description rating load range B, C, or D.

The three digits following the service type prefix if present tell us the cross-sectional width of the tire in millimeters. In the example above, the tires width, measured from the widest point of the inner sidewall to the widest point of the outer sidewall when properly mounted, is millimeters.

The section width can be converted to inches by dividing the width in millimeters by The two-digit number that usually follows the tire's section width tells us the aspect ratio, or tire profile measurement. A lower aspect ratio means a lower-profile tire with a shorter sidewall, while a tire with a higher aspect ratio will have a taller sidewall and look more like a donut.

Because we know that the tire size shown in this example has a section width of 8. Again using our example tire size from above, the 17 means that the tire should be matched to a inch diameter wheel. Tires usually come in the following widths in inches : 8, 10, 12, 13, 14, 15, 17, 18, 19, 20, 22, 23, 24, 26, and Tires in these sizes are typically found on most passenger cars, light-duty light trucks, SUVs, minivans, and vans.

Tires with a rim diameter measured in inches are called "inch rim" sizes. In addition to the inch rim sizes, there are also some unique tire sizes out there. Although not as common, tires are made in half-inch diameters for some heavy-duty light trucks, box vans, and heavy-duty trailers. These sizes are usually Tires and wheels with unique rim diameters should never be combined with traditional inch rim tires and wheels.

Before mounting tires on wheels, the tire and wheel diameters should always be confirmed to match. In other words, this tire is millimeters wide, from sidewall to sidewall. The majority of tires on the road today are radial tires, in which the internal layers are perpendicular to the axis of rotation and the direction of travel.

These tires have plies that are laid out in a diagonal, or crosshatch, pattern. Our technicians are here for everything you need, from tire repair to tread depth checks.

Blog Categories Blog Home. Up Next. Wondering when to replace tires? You don't need any fancy tools.