By entering tire width, the aspect ratio, and wheel diameter this calculator spits out the height of your tire. Metric tire sizes are a bit demanding when it comes to understanding what size they really are. In this case you will have a set of number in this manner: 100/90 19. Once that has been completed, please enter the additional tire size details: Width > Aspect Ratio > Diameter. Multiply the aspect height by 2 (4.87 x 2 = 9.74). 25 30 35 40 45 50 55 60 65 70 75 80 85 90. Tire size comparison calculator instantly shows the difference between the tires and displays it in the table. Not all tires are exactly the height or overall diameter that they state to be. Test Results. Street Tire Size Designations; Metric Designation; Inch Designation; Tire Size Calculator. Using the same example above, 65 is the aspect ratio of the tire while 17 is the tire diameter (in inches). The number 70 is the aspect ratio, sometimes called the profile. Aspect Ratio is a critical component of the tyre size. For a P185/75 R17 82S 225 is the tread width (in mm), 45 is the aspect ratio (tread width to sidewall ratio), 17 is wheel diameter (obv).

Aspect Ratio/Series Number - the height and width relationship of the tire. With that in mind a 50-series tire has a section height Finally, like the first set of numbers, that R15 means it is a radial tire and has a 15" diameter. take the rear tire width, 120mm in your case, multiply .80, you get 96mm, that is the sidewall height. What you need to do is to divide the millimeters by 25.4. Tire Aspect Ratio Calculator. Original. It looks like this: Tire Chart Conversion. Convert the aspect height to inches (123.75 / 25.4 = 4.87). Remember, 1 inch is 25.4mm. The width codes below are for motorcycle tires with an aspect ratio of 80 or greater. That 75 is the tire's aspect ratio and simply means the tire's height is equal to 75 percent of its width. To figure out the tire aspect ratio, you need to do simple mathematics. The width of the tire will depend on the type of tire, whether it is a car or The wider your rim - the lower your tire height. Add the inside diameter of the tire (16 + 9.74 = 25.74). the different aspect ratio will of course change the final gearing, too. The Aspect Ratio is stamped onto the exposed sidewall of any tire alongside a bunch of numbers and letters that tell you everything you need to know about your tire. To determine the aspect ratio of the same P255/50VR16 tire: This example indicates an approximate 50-series tire when mounted on its measuring rim width.

For example: the section height of G70-14 is 70% of the section width. 45 (Aspect Ratio): The tires sidewall is 45% of the tires width, which means the sidewall is about 114 millimeters or just over 4 inches. Aspect Ratio Section Width Weight Tire Tread Depth Tread Ply Rating Max PSI Max Load D.O.T. The Aspect Ratio equals the height divided by the width times 100. Most vehicles will easily allow for you to change the width of the tire by one size, or 10 millimeters, without any negative affects. Keep in mind that when you go wider, most tires become taller unless you go with a smaller aspect ratio. The aspect ratio of a tire is the middle number in the size. How do I choose aspect ratio on tires? Use our gear ratio calculator to calculate your new gear ratio and rpm.

The section height can be calculated by multiplying the section width by the aspect ratio percentage. [Tread width * aspect ratio * 2 (two sidewalls, top and bottom)] / 25.4 (mm

For example, tire load index 105 means the vehicle can support 2039 pounds at

In our example, the width is 205 millimeters.

Tire aspect ratio is the height of the tire's 6. The tire finder by Nitto helps you locate the perfect tire by vehicle and by size. I want to see how much difference there would be if I installed a different size, Example: 245/45 ZR17.My data inputs would look like this:. The aspect ratio is important to "/> Please Fill In ALL Available Fields for the calculation to be correct.

The aspect ratio is the height of the tires sidewall expressed as a percentage of the width. This power-to-weight ratio calculator provides a quick and easy way to determine the power-to-weight ratio (PWR) of any vehicle. Tire makers calculate the aspect ratio by dividing a tires height off the rim by its width. This is the single most critical factor in determining how stable the kayak will be.

Get performance, noise and comfort information, then find a store. Metric system example. For example:

The sidewall height can be calculated by multiplying the ratio (70 or 0.70) What Length to Width Ratio Is Ideal. Here the number is 55, which means the tire height is

In the example below, the aspect ratio of the tire is 70 percent, so the section height of

Aspect ratio, also known as the tire profile measurement, indicates the thickness of the sidewall from the rim to the outside tread of the tire. Aspect Ratio. Use our tire size comparison calculator to find all your tire comparison needs Tire Diameter Calculator: Tire Width (mm) Aspect Ratio (1-100) Wheel Diameter (in) Tire Diameter (in) Enter the tire width in millimeters, the aspect ratio, the wheel diameter in inches, and Click on Calculate 78:1, or wide-screen) 1 Cup= 8 Ounces 5) The ridiculously high kill ratio of the F For example, if the aspect ratio is 90, that means that your tires cross-sectional height is 90% of

Aspect Ratio. Just by looking at the tire youll know that its 225 mm wide, with an aspect ratio of 45, with a rim diameter of 19 inches.It also has a The dimensions computed by our calculator use the following equations: Section Height = Aspect Ratio Tire Width. The width of the tire is shown in mm (millimeters). Aspect ratios are delivered in percentages. See what other drivers are saying. In metric this is a ratio between height and width.

The Interco Swamp Lite ATV tire continues the tradition of Interco off-road performance tires. You can calculate a PWR in four simple steps: 1.

Lets say that your tires resemble the one pictured here. The aspect ratio

Tire Height Calculator. Tire Width. R13 R14 R15 R16 R17 R18 R19 R20 R22 R24. It might say it is a 35X12.50-20, but the actual diameter noted in the specs is 34.6". To calculate aspect ratio, divide the tire's section height by its section width as shown below. Typical Tire Markings A- Tire width B- Aspect Ratio.

Aspect ratio is simply identified as a percentage of the section height divided by the section width. if you can get something with a lower aspect ratio, you will get a lower sidewall. lower aspect ratio tires offer better performance and average traction than higher aspect ratio tires. The Next Letter: The following letter denotes the type of tire construction. From left to right, the P indicates a passenger tire while 265 indicates the tires width in millimeters. The aspect ratio and tire width are measurements acquired from the tire code.

Flotation system Tire width in millimeters; The aspect ratio as a percent; A letter for construction type (usually R for radial) Tire Diameter = 2*(Tire Width/25.4)*(Aspect Ratio/100)-(Wheel Size*-1) Tire Diameter Definition The Tire Diameter Calculator will instantly calculate the diameter of a tire if you enter in the tire width (in millimeters), the tire aspect ratio (also known

As an example, if your tire size is P225/65R17, the width of the tire would be 225 millimeters.

The sidewall or aspect ratio are used in metric tire sizes to determine the overall height of a tire. Here's a formula you can use to calculate your vehicle's tire diameter: (CROSS SECTION WIDTH x 0.ASPECT RATIO x 2 25.4) + WHEEL DIAMETER = OVERALL TIRE DIAMETER For Example: 235/45ZR-1 (235 x 0.45 x 2 25.4) + 17 = 25.327" And here's a formula that you can use to calculate your vehicle's rear axle gear ratio: The second number on a metric tire is to calculate the side wall measurement. Tire Speed Rating Chart (Old Style) Motorcycle Tire Speed Ratings Max. Tire Diameter = Wheel Diameter + 2 Section Height. At the bottom of the table you can see the final recommendation. Following the three digits identifying the tire's Section Width in millimeters is a two-digit number that identifies the tire's profile or aspect ratio. So if you have a 70-series tire, that means the sidewall height is 70 percent of the tire's overall width. Motorcycle Tire Height Calculator. The chart below should give you a good idea for the various tire size equivalents for popular truck sizes. TreadwearTractionTemperature Breaking that out, the 'P' stands for passenger tire and this may also read LT (for light truck) on some tires. Sidewall Aspect Ratio. To convert the aspect ratio to a full tire height in inches, do this: Convert the above calculated tire height (aspect ratio) in millimeters to inches by multiplying the millimeters by .03937 (139.75 x .03937 = 5.5 inches). Most of the bias ply tires offer an aspect ratio of around 80 or 90 percent. Find and download Tire Aspect Ratio Conversion Chart image, wallpaper and background for your Iphone, Android or PC Desktop.Realtec have about 37 image published on this page.

The number that sits next to the width is the aspect ratio of the sidewall. Many tire speed rating charts also list the Z rating as anything over 149 mph. 21" Tire Diameter 185/60R13 = 21.7x7.3R13 215/50R13 = 21.5X8.5R13 225/45R13 = 21x8.9R13 225/50R13 = 21.9x8.9R13 17 is the Wheel Diameter in inches. This means that the tire is 205/65-R16) Input. Section Width: In this case it is 185. Treadwear Traction Temperature .

Example: Tire Size Aspect Ratio 11R22.5 90 275/80R22.5 80 7. Buy Michelin Primacy MXV4 All Season Radial Car Tire for Luxury Performance Touring, 215/55R17 94V: Performance - Amazon.com FREE DELIVERY possible on eligible purchases Tire Aspect Ratio: 55.0: 55.0: 55.0: 65.0: Uniform Tire Quality Grade Rating: 500AA: 500AA: 820AB: 820AB: Compare with similar items. The Two-digit Number: The following number represents the aspect ratio or tire profile size. The tire width is the 3-digit number preceding the forward slash ( / ) in the tire code in units of millimeters.

Below is a quick reference chart listing each tire size and the acceptable rim widths for that size. This is a ratio of section height height to section width. The second pair of numbers (225/45R17) is the tire's aspect ratio or profile. The "80" on the tire is the aspect ratio. 285/75R17 tires have a diameter of 33.8, a section width of 11.2, and a wheel diameter of 17. 2. The aspect ratio is a tires section height as compared to its section width. The aspect ratio is often referred to as the tires series.. With that in mind a 50-series tire has a section height that is 50-percent of the section width. Of course, the section width can change on a tire in relation to the width of the wheel on which it The tire Width Code is just a letter to substitute for the width of the rim. Metric to Standard Tire Conversion Chart for 20 inch Wheels; Metric Standard; 325/50/20: 33.0"x 13.2" Shop Jeep Tires.

In this example, the aspect ratio is 65, meaning the sidewall is 65

A smaller number means a lower profile, and the height-to-width ratio is shown as a percent. The width is the first number on the tire 255, 265, What size is 285 75R17 in inches? To calculate aspect ratio, divide the tire's section height by its section width as shown below. This is the tread-width percentage that is equal to the sidewall's height. The aspect ratio is the 2- or 3-digit number immediately following the forward slash. For example, a 50-series tire has an aspect ratio of 50%. This gear ratio and tire diameter chart is meant to give you an approximation of ideal RPMs at highway speed (65 mph) for three situations: fuel economy, every day driving and increased This is the ratio of the sidewall height to the width. (e.g.

The aspect ratio of a tire is the relationship of the tire cross section height ( 'H' below) to the cross section width ('S' below).

Please enter actual Tread width - Aspect Ratio and Wheel / Rim diameter. Aspect Ratio: In this case it is .60. You might see a tire size written 2610-12 or, occasionally, 26x10x12. The three-digit number following the tire class is the tire width. 145 155 165 175 185 195 205 215 225 235 245 255 265 275 285 295 305 315 325 335 345. Aspect Ratio. The tire Width Code is just a letter to substitute for the width of the rim.

The two numbers after the slash show the aspect ratio of the tire. This percentage represents the ratio of sidewalls section height to the tires section width.

That 75 is the tire's aspect ratio and simply means the tire's height is Tire size calculator. The answer will be the height of one sidewall. The aspect ratio is a percentage of the section width.

The 65 value means the tire has 65% of the section width. Videos. Tire Width (mm) Aspect Ratio Wheel Diameter (in) Tire Diameter; Manufacturer's METRIC TIRE TO DIAMETER (INCHES) CALCULATOR For example a LT265/75R16 would be around 31.6 inches tall and 10 inches wide. The sidewall How do you calculate tire aspect ratio? Once you figure out where you intend to kayak, the next aspect of choosing the optimal kayak size has to do with the length to width ratio of the vessel in question. Tire Diameter = Wheel Diameter + 2 Section Height.

ATV Tire Sizes: Standard Tire Sizing Chart.

The aspect ratio of the tire is listed as a percentage and gives the height of the tire from the bead to the top of the tread. The aspect ratio is a tires section height as compared to its section width. Tire Ratings Charts & Reviews. Its value represents the ratio of the difference between OT and OE tyre diameter and the difference between OE The width is the first number on the tire 255, 265, 285 etc. Its the height of the sidewall measured from wheel rim to top of the tread, expressed as a percentage of tire width. A 33 is a 33 no matter what, but a 265/70/16

The aspect ratio is often referred to as the tires series.. You can also check out our tire size calculator, wheel offset calculator, tire height calculator and tire comparison calculator.

To know the definite weight a tire can carry in pounds, consult the tire load index chart. An aspect ratio of 55 indicates that there is one 459 mm (117.5 inches) segment of width for every 100 mm or 3-inch piece of height, which equates to approximately 1:2, as Get a better idea on wheel fitment based on the tire and rim combination that you have. Depending on The second number is the aspect ratio. Tire Width. That means that the sidewall is 50% as tall as the tire is wide. The 225 is that tire's width in millimeters and the 75 is the tire aspect ratio - relationship between the sidewall height to width. A code of U means this tire will fit on a rim that is between 2.75 and 3.50 inches wide. In short, Metric measurement takes either the Width/aspect ratio-rim size format or Width/aspect ratio-speed rating-Tire Construction-Rim size format. The aspect ratio is the next number in the line. The two-digit number after the slash mark in a tire size is the aspect ratio. Table columns headings: Column "Diff" may have percentages in the range from -3% to +4%(+5% for Winter tyres), which are allowed. A code of U means this tire will The width is the distance of the tire from sidewall to sidewall in millimeters. This tires sidewall height is 40 percent of the tires width, which equates to 98mm, or 3.86 inches. lower aspect ratio tires offer better performance and average traction than higher * When replacing Alpha Numeric tires with Euro-metric or P-metric tires, look for the Euro-metric or P-metric size listed in the equivalent aspect ratio. If your dimension is in inches, multiply by 25.4 . If theres no letter, you have a metric tire, which is known as a European size. Tire Construction : R How to Read Tire Size Chart for 13" Wheels. Some manufacturers will insert a Z in the middle of the tire size description (right after the Tire Size Chart Width of the tire.

Alternate. Nitto Tire U.S.A. Inc. P.O. In this way, a tire of 110 mm will be 4.330 inches in width while a tire of 120mm will be 4.724 inches. The smaller the number the lower profile of the tire.

The In the example above, this means the The width codes below are for motorcycle tires with an aspect ratio of 80 or greater. Generally, a slash is used to separates the aspect ratio from the width. Section Height - the the tire's section measured from the rim seat to the outer thread surface of an inflated tire. Section Height: The distance from wheel seat to outer tread surface of unloaded tire. Check out the charts below. Tire aspect ratio calculator.

In the example above, the number 195 can be seen.

To Michelins way of thinking, 25% of a tires section width is going to yield an 83 millimeter sidewall. By entering tire width, the aspect ratio, and wheel diameter this calculator spits out the height of your tire.

Street Tire Size Designation Aspect Ratio = Aspect Ratio = Section Height Section Width 130/ 90 - 16 67 TIRE CONVERSION CHARTS Tire Rating (mph) (km/h) FType 50 80 JType 62 100 LType 75 120 Off Road Tire Application Chart Tire Use Front PSI Rear PSI Motocross Hard Terrain 10-12 10-12 Motocross Intermediate Terrain 12-14 12-14

Not all tires are exactly the height or overall diameter that they state to be. It is written in the form of an alphanumeric code on the side of the tyre, along with other measurements. You have four tires, after all. Tire Aspect Ratio Calculator. The Two-digit Number: The following number represents the aspect ratio or tire profile size.

It can be seen on the tires sidewall after the slash mark on the number. Manufacturers print aspect ratios on the tires for you along with other important numbers, including the width and rim diameter of the wheel. Those numbers are only good with the other two.

The aspect ratio is the percentage that compares the tires section height with the tires section width. 3. the 18"x2.15 is the wheel diameter and width. In a tire with an aspect ratio of 85, for multiply the number you found in the Load-Carrying Capacity Per Tire chart by four. 5. Aspect ratio, also known as the tire profile measurement, indicates

65 is the Aspect Ratio in percent.

This Shinko tire reading means it is 100 mm wide, with a 90% aspect ratio and can be mounted on to a rim of 19 inches. The aspect ratio is indicated on the tire sidewall as a percentage. Its the height of the sidewall measured from wheel rim to top of the tread, expressed as a percentage of tire width. In this example, the aspect ratio is 65, meaning the sidewall is 65 percent as high as the tire is wide. By entering tire width, the aspect ratio, and wheel diameter this calculator spits out the height of your tire.

tire diameter: length: inch (in) and millimeter (mm) The diameter or radius of the tire. But many of us wonder how low a tires aspect ratio can go before we hit the point of diminishing return. It might say it is a 35X12.50-20, but the actual diameter noted in the specs is 34.6". Also known as series and profile. The chart below should give You can also check out our tire size calculator, gear ratio calculator, wheel offset calculator and tire comparison calculator. Aspect ratio for The aspect RPM. tire width: length: inch (in) and millimeter (mm) The tires section width , tread width or overall width. Both arent in the commonly used imperial standard of inches. Standard format is much more common on ATV tires than metric. I always just pop open a calculator: I have 225/45R17 for my build.

Please note that the values in this chart are the RIM width not the Tire width. For e.g., it compares the tire circumference and the overall tire diameter of one or more additional tires with the base tire and gives an information about the tire upsizing/downsizing: does the new tire exceeds the recommended upper or lower limit for the tire upsizing/downsizing. If a tire has an aspect ratio of 70, it means the tires height is 70% of its width.

40: This two-digit number is the aspect ratio, or profile, of the sidewall. A 170/80 means

sidewall height.

235/35R19.

For example, on a 2015 Jeep Wrangler Sport, the tire may read P225/75R16. tire (measured from opposite outer tread surfaces). If replacing a FR70-14, you would look up the appropriate 70-series size, the 215/70R14. aspect ratio: unitless: none: The sidewall height of the tire as a percentage of width. A quick tippy tap on your phones That would be the 60 in our example. A tire aspect ratio is a number that denotes how high your tire profile is, i.e. 255 (Tire Width): The tire width is 255 millimeters from sidewall to sidewall (just over ten inches). The second number in a metric tire size is called the aspect ratio and means that the sidewall height is 60% of the section width. Once you have the standing height of the old tire, you must then match it on the new tire: Multiply the width by the aspect ratio expressed as a decimal (225 x 0.55 = 123.75). Just type in your tire size, aspect ratio, diameter, old gear ratio and it will calculate it for you.

Then take the inches and multiply by two and add the rim size. 235/35R19.

Some manufacturers will insert a Z in the middle of the tire size description (right after the aspect ratio) when the tire is rated at W or Y. And if a tire is rated in excess of For example, when replacing a FR78-14, you would look up the appropriate 75-series size, the 205/75R14. The average ranges from 55 to 75 percent in most passenger vehicles. The first number is the width of the tire in millimeters, measured from sidewall to sidewall. To determine the aspect ratio of the same P255/50VR16 This number is determined by dividing a tire's section height by its section width. The lower the The width is the first number on the tire 255, 265, 285 etc.