how read tires numbers

When a tire is a Radial tire this means the internal ply cords of the tire run radially across the tread perpendicular to the axis of rotation. Generally speaking the larger this number is the wider the tire will be.

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Not only will it reveal where the tire was made but it also shows the.

. The last number 14 indicates wheel diameter. For newbie drivers it can be difficult to understand what all the numbers and letters on the sidewalls of your cars tires stand for. The letters and tire numbers printed on the tire represent model width aspect ratio construction wheel diameter load index and speed rating. A tires alphanumeric codes reveal everything from how fast it can run to where it was built.

P21565R17 98T P-Metric tires are the most common type of tire. The tire size shown above is P18560R14. Now that you know what each element of tire size means we can walk through an example of how to read a tire size off of a sidewall. The first number in this series refers to the tires section width or distance from sidewall edge to sidewall edge in millimeters when measured up and over the tires tread.

What Do Tire Numbers Mean. The letter tells us what type of vehicle or service the tire was designed for. The tire width is 255 millimeters from sidewall to sidewall just over ten inches. The TIN can be eight to 13 lettersnumbers to identify the most important aspects of the tire.

To read a tire look for the width and aspect ratio which is a series of numbers and letters that looks something like 22550R17 The first 3 numbers are the width of your tire tread and the second 2 numbers are the thread-width percentage. How to read tire size in inches is very straight forward. How To Read Tire Numbers Explained Across the country consumers neglect the tires on their vehicle. The tire numbers in the above example tell us that the tire is 185 millimeters wide.

This tire is a passenger tire one of the most common types of tires. For a better understanding lets take the series P21565R15 95H as a reference. The DOT code is used by the Department of Transportation DOT to track tire production for recall purposes. The letter indicates how your tire was constructed with R standing for radial construction and B standing for biasply.

The first two digits signify the tire manufacturing week and the latter two characters represent the year of production. The TIN tells you everything you need to know about the tire. In this example the tire diameter or height is 33 inches tall. The next figure needed to read tire size numbers is your tires load index.

This number is the tire width in millimeters. 7 The numbers after the word treadwear indicate surprise the treadwear of. Just like your car has an identification number your tire also contains a serial number. Unless youre purchasing for a commercial vehicle youll likely choose tires whose code begins with P for passenger vehicles or LT for light trucks and SUVs.

Tire Section Width The tire numbers in the above example tell us that the tire is 185 millimeters wide. The final four digits on your DOT number will tell you the tires age. The first three-digit number 225 stands for the width in millimeters. The numbers indicating the width of the tire are found after those that indicate the tire type if there is one and before the forward slash symbol.

If there is no letter the tire has the standard 4 plies. This number is located after the DOT letters. P P-Metric Example. The first number in this series refers to the tires section width or distance from sidewall edge.

Wondering what all those numbers on your tires sidewall mean. Is it important to have knowledge of tire codes. Tire service type ratings. The measurement is taken from one sidewall to another.

It is called the load index because the figure doesnt tell us the precise number of pounds the tire can support at least not by itself. However its important to take your. Look at all the sides of the. A C indicates 6 plies a D indicates 8 plies and an E indicates 10 plies.

Tak from Toyo Tires gives us some. You just need to know how to get them. Read on to learn how to crack the tire code with this handy guide dedicated to tire types sizes and construction. There are two ways that tire manufacturers display tire size inches and metric.

The second number represents the width of the tire. The 185 represents its section width. Tires Manufactured Before 2000 Tire series number for manufacturing date made before the year 2000 consists of three digits instead of four. The first two numbers of this grouping indicate the week of the year your tire was manufactured.

Numbers After the Slash. The load index tells us how much weight in pounds the tire can support when fully inflated. 33X1250R15 The first number is your overall diameter of the tire. If a tire proves to be defective this number helps keep track of where these tires.

If you have not properly. The numbers are present on tires only. Most tire sizes begin with one or more letters -- for example P or LT. The final two digits indicate the year that your tire was manufactured.

Ways to Get Your Tires DOT Number. Lawnmower tires - How to read the numbers on the sidewall of a. Type Letters that stand at the beginning of the series are to inform the tire type. The number 60 indicates the tires aspect ratio.

The last letter in a standard tire size indicates the number of layers used in the construction of the tire. Instead the number corresponds to a specific load. Wheel Diameter The next two numbers in the sequence are the diameter of the rim in inches. Keep reading to know how old your tire is.

In most cases with inch measurement tires the width. What do the Numbers on Tires Mean Diagram. You might have difficulties while reading codes on old tires. Lawnmower tires - How to read the numbers on the sidewall of a lawn mower tires - YouTube.

Whether you are financing your tires or purchasing them it is important to understand how to read tire date codes. For example if your final four DOT numbers are 3020 your tire was manufactured in the 30th week of 2020. For instance experts recommend tire rotations every six months. Tires Manufactured Since 2000 Since 2000 the date of manufacture includes four numbers.

This is the equivalent of nearly every 6000 to 8000 miles. Read on for a detailed discussion of the same.

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