Web180 = width (millimeters) 55 = aspect ratio (cross-section height is 55% of the width) Z = speed rating (149mph or more) R = radial construction 17 = diameter (inches) Metric Metric tires are most commonly used and can work for sport bikes, cruisers, touring bikes and others. If there is no speed rating, the “M” will precede the metric size. WebWidth. The first number to appear in your tyre size information is the width, in millimeters, of the correct tyres for your vehicle: 225 /70/R16 91S. Tyre width always refers to the measurement from one sidewall to another. Thus, a tyre with the measurement “P225” is for a passenger vehicle and has a nominal width of 225 millimetres.
How To Read Tire Sizes Goodyear Auto Service
WebMay 24, 2024 · Here’s a primer on tire size and other sidewall markings that can give you valuable information about your tires. (Click here to see the larger image.) Width in millimeters – The first of the tire size numbers gives you the width of the tire from sidewall to sidewall in millimeters. If the number begins with a "P" the tire is called "P ... WebOur tire calculators and charts allow you to convert sizes, quickly compare specs like diameter, width, sidewall and circumference, or even check your speedometer error and effective differential gearing changes. Our tools also include a unique visual experience that allows you to see and compare tire size results with actual tire images. chinese type 56 sks markings
How to Read Tire Sizes, Tire Sizes Explained - Pep Boys
WebHow to Read Your Tire and Find Your Rim 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 … WebHow to Read Tire Size How to read inch sizes: 35X12.50R15LT E Diameter : 35 The Diameter of this tire size is 35 inches. The first number in a high flotation tire size is the overall diameter of the tire. Section Width : 12.50 … WebSep 24, 2024 · Next, you’ll see a slash mark. The two-digit number that comes after the slash mark is the aspect ratio. This tells you the height of the tire sidewall. It is a percentage of the tire’s width. For example, if your tire size starts out as … chinese type 56 markings