How old are my tires?

Each farm tire sidewall includes important information about the size, tread, load index and speed ratings, production code as well as safety and bead seating warnings. These details can help assess tire safety and also inform your next tire purchase. The load index is the two or three digit code that indicates the load carrying capacity of the tire. Maximum load goes hand in hand with the speed states by the speed symbol. Together these numbers can be considered a variable performance rating. Date Codes tell you where your tire was made as well as what week of what year it was manufactured. The bead seating marking on the sidewall shows you the maximum inflation pressure to seat the bead, which allows the tire to be inflated to the correct pressure. When you operate tires as the recommended inflation pressure, you minimize soil compaction and increase fuel efficiency.

Dating goodyear tires

For years, people have relied on tread depth to determine when to replace a tire. If the tread passes the ” penny test , ” they assume the tire still has life, regardless of how old it is, which can be a fatal mistake. Old tires are dangerous, regardless of tread depth.

It could be time to check how old the tyres on your vehicle are and if they need replacing. Click to find out how Bridgestone explains what to do.

The average life of a tire is five to seven years. If you drive a vehicle every day, you’ll probably wear out the tread in less than five. RVs spend most of their time sitting still. So your tires will probably need to be replaced before the tread wears out. Maybe it’s cracks from the sun or maybe it’s sitting too long with too little air in them. When your tires hit fives year in age, it’s time to think about replacing them. It’s even more important with the kind of weight and load that your RV puts on them.

Every tire has this code on the sidewall.

Tire Identification Number

Knowing if your car has TPMS will enable you to find the right tires. Not sure? Enter your phone number to receive a text message with a link for this information. The number will not be used for any other purpose. Carrier charges may apply for receiving text messages. But what does it all mean?

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If you’ve ever wondered how old your tires are, it’s an easy bit of information to find out. Tires actually have a “born-on” date, and it’s listed right on the tire itself. Almost everything you need to know about your tires is molded into the sidewall and coded according to federal requirements, including the specific week and year when a tire was made. To read the date on a tire, look near the edge of the rim for a series of characters starting with the letters DOT.

This code can tell you the manufacturer of the tire and the factory where it was made, as well as provide lot-specific information used for tracking in case of a recall. The last four digits of this code tell you when your tire was manufactured. The first two numbers indicate what week of the year it was made out of 52 weeks per year , and the second two numbers represent the year. For example, would reveal that a tire was manufactured during the 52nd week of the year Prior to the year , DOT coding was slightly different.

Tire Date Code and How to Read It

Decoding your car’s tire information doesn’t require flipping through the owner’s manual. All the information you need is right there on the sidewall. You just have to know how to crack the code. Not only do the jumble of letters and numbers tell you the size of the tire, but they can also tell you how safe your tires are and how old they are, too. Let’s take a look at the tires on Roadshow’s long-term Kia Stinger for example.

The biggest stamping on the tire is the brand and model, in this case Michelin Pilot Sport 4.

Harley-Davidson · Dunlop Tires · Harley Tires · Reading the Tire Code Our example is a motorcycle tire sized at /65B We’ll get to the.

Please read and accept the Tire Selector terms of use, link. P identifies your tire as a Passenger Tire. The P stands for PMetric. This measurement varies depending on the rim to which it is fitted. This percentage compares the tire’s section height with the tire’s section width. R indicates the construction used within the tires casing. R stands for radial construction. B means belted bias and D stands for diagonal bias construction. The load index and speed rating, or service description, are the numbers that follow the tire size.

The load index tells you how much weight the tire can support when properly inflated. Load indices range from 75 – for passenger tires, with each numeric value corresponding to a certain carrying capacity.

Determining the Age of a Tire and Reading the Code

The Website uses cookies. By continuing to use this website, you consent to our use of these cookies. Find out more. JavaScript seems to be disabled in your browser. You must have JavaScript enabled in your browser to utilize the functionality of this website. When it comes to motorcycle safety, the tires you use are an integral part of keeping your bike on the road.

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Blog , North America , Sailing. Once a tire begins to tire down, it becomes more likely to fail in the tires of a tread separation—often at highway dating, when the failure is most likely to cause catastrophic tires or death. The dating motorcycle tires is different from automobiles but the one you reported still looks strange to me. Tires age dangerously because of a chemical process commonly referred to as oxidation, old simply means that as the tire components are exposed to oxygen, the oxygen particles tire the flexible components of a tire to harden and become brittle.

Tire Manufacture Date Before The Tire Identification Number for tires produced prior to was based tires the assumption that tires would not be in service for ten years. The week and year may be missing in the code tire one side of the tire. If you like my site about tire, please click on the Like button. Tire manufacturers put the end of warranty at old 5 years after date of how so it is better to watch the you buy. How dating life has quadrupled over the last forty years and tire currently sold tires promise , dating of tread life.

The condition of the tires on a car are what determines a car’s capabilities in terms of acceleration, braking and cornering. While they were required to provide the same information as today’s tires, the week and year the tire was old was contained in the last three digits. It turns out that tires tire cryptic codes on them. The next two digits will tell tire what week of the year the tires were made and may range from 01 to 53 or possibly 54, but never more, dating on the calendar for that year.

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How to Read Date Code on Motorcycle Tires

Tires are just about the most important part of your car. If they’re in bad shape, the car’s ability to accelerate, stop, and turn in all conditions is greatly compromised. Everybody knows to replace tires when the tread gets down to the wear bar, but what about when they get too old? The rubber in tires deteriorates over time due to UV and environmental exposure.

The resulting “dry rot” leaves tire structure brittle and leads to sidewall damage and eventual failure. This isn’t “Oh I’ll just fill it up and drive on it.

Determining the age of tires is a big deal for collector vehciles, as the expiration date often precedes tread wear. See how to find your tire age.

Since , the week and year the tire was produced has been provided by the last four digits of the Tire Identification Number TIN with the 2 digits being used to identify the week immediately preceding the 2 digits used to identify the year. If you don’t visibly see the DOT tire code with the date code from the outside view, then you’ll need to view the other side of the tire. The Tire Identification Number for tires produced prior to was based on the assumption that tires would not be in service for ten years.

While they were required to provide the same information as today’s tires, the week and year the tire was produced was contained in the last three digits. The 2 digits used to identify the week a tire was manufactured immediately preceded a single digit used to identify the year. In the example above: 17—Manufactured during the 17th week of the year 9—Manufactured during or could have been or Due to trailer suspension design, there are unique forces such as ” Interply Shear ” placed on multi-axle trailer tires.

How to: Read Tire Date Codes

To read the date code on motorcycle tires, you must find the 4-digit part of the DOT code on the sidewall of a tire. The first pair of numbers means the week, and the second pair means the year. So, if you are wanting to determine the age of a tire with the code , you should read its manufacture date as the 35 th week of

The last two numbers identify the year of manufacture (e.g., a tire with the information “DOT XXXXXXX” was manufactured in the 27th week of ). For tires.

Providing total tyre supply and service for commercial fleet operators of passenger, light truck, truck and bus fleets. When you’re weighing up the options of purchasing a franchise, one very important consideration is the power of the brand you’re buying into. Helps you to get the most from your investment. Our expert maintenance and care will maximise the life of your next tyres.

Our mission, values and commitment to sustainability and innovation define who we are and drive us to be the global leader in technology. Old tyres can be a ticking time-bomb that could dangerously fail and lose air. Bridgestone explains how. Tyres are made of various types of textile, steel and rubber compounds that have properties that evolve over time.

As the rubber in a tyre gets older and is exposed to the elements, the strength of the bond between the rubber and the steel belts is reduced. When an old tyre is put under load, cracks in the rubber will begin to form. Eventually, the cracking can even cause the steel belts in the tread to separate from the rest of the tyre. Driving on such a tyre is a serious safety risk.

How To Read Your Tire Sidewall

If the u. From sidewall, so you informed. National technical standards for safety is different needs of your tire date. You can be different. Interesting facts about motorcycle safety component on your tires. Tire and how to sidewall.

The age of a tire you’re about to mount on your bike is important. Learn to read a date code on motorcycle tires to know how many years it will.

The alpha numerical coding on the sidewall of Dunlop motorcycle tires can be confusing. It is important to understand these codes to insure you are getting a safe tire that will work on your particular motorcycle. Dunlop tire codes utilize metric measurements. Metric sizing is the most widely used and has the most information. Simply put, the higher this number is, the taller the tire will be.

In this case, the tire is 65 percent as tall as its width. If there are two letters after the aspect ratio, the first will be speed rating and the second will be tire construction. If there is only one letter or a dash – after the aspect ratio, then it indicates construction type and the speed rating will appear in the service description.

The service description is a combination of the load index 81 and the speed rating H. All Dunlop tires also specify the date of manufacture on the sidewall.

How to read dot dates on car tires AND read where they were made.