Dating auto tires, tire manufacturers warn that tires expire in six years
Sunlight, heat, ice, and general wear and tear can accelerate the breakdown of a tire. If you've had tires on the car for six years, they should be replaced. Sadly, online tag these warnings are not retroactively provided to consumers who own older model vehicles that are more likely to have aged or expired tires.
- Are you ready for a new set?
- The Tire Safety Group offers a free tool for consumers to check their tires to instantly determine whether a tire is expired or recalled.
- Over time, the tire will simply fall apart under normal stress, just like an old rubber band.
- This will certainly shorten the lifespan of a tire.
- Order Tracking Customer Support.
- From spring until fall numerous events are held at our facility in South Bend, Indiana by various car clubs and organizations.
Even After Being Punctured If you've ever been late for a date, appointment, or meeting because of a flat tire, you already know how frustrating it can be. Because spares are not used often, if at all, the oils in the tire do not circulate under pressure and because trunks can get very hot, spare tires can be particularly vulnerable to aging effects.
Why is the Same Tire Listed Twice? Many people would like to see manufacturers and dealers either put expiration dates on their tires or otherwise clearly mark the age of each tire for consumers at the time of purchase. As such, the date code consists of only three digits, edinburgh evening news two for the week and one for the year. Tire aging is an issue of oxidation. Many are in favor of a readable date of manufacture being put on both sidewalls.
Should tires have more evident dating? This is a particular concern when coupled with the inflation pressures of full-size spare tires at retrieval. Tires may age somewhat in storage, but they don't start to age until they are mounted and filled with air.
It would have to be up to you whether you think that you'll get that many years out of the tread. In essence, heat increases both the permeability and reactivity of oxygen, making it both easier for oxygen to get through the inner liner and easier for it to react with the rubber inside the tire. Lower aspect ratios and higher speed ratings tend to correlate with longer life. Have your tires been in use for longer than they should be? Numerous studies written by or for the National Highway Traffic Safety Administration support a finding that tires expire in six years.
How Tire Treadwear Warranties Work. Proper Storage Increases the Life of the Tire Properly stored tires that are protected from the elements and not mounted on a wheel age very slowly. You can either obtain a free Tire Facts Report from this website or you can do it the old-fashioned way. If you live in Phoenix, you should be checking both your tires and your sanity at four years max. We can make a projection based upon the last ship date and whether or not a production run is scheduled and past patterns.
For most tires, this expiration date should be six years from the date of manufacture. Tire Tech Information - Tire Warranties. When is a tire too old to be safe?
DOT Date Code & Tire Age Explained - Blog
You should also check before you use one. However, due to the cryptic code tire manufacturers use on tires, the warnings are of only limited use to consumers. Because this process occurs naturally, it does not matter if a tire is being used, stored as a spare, or simply waiting on a store shelf for an unsuspecting consumer.
What are you riding on
There are strict industry standards for tire storage that apply to tire manufacturers, distributors and tire retailers. Older tires are substantially more likely to fail than newer ones. Our team of highly trained experts has the knowledge and passion to help. Need help choosing the right product for your vehicle?
Tire Date at Tire Rack
DOT Date Code & Tire Age Explained
It Still Runs
This is probably due to less surface area in the air chamber and better construction, especially better inner liners. Tire Tech Information - Rubber Cracking. The concern is usually that tires may have sat in a warehouse for years, and the rubber has degraded in some way. This is because tires are made mostly of rubber, and rubber degrades with age.
Are you concerned about the age of your tires? Tire experts even say that if they are not used, indeed, tires age more quickly. You can check the production date of your tire very easily to see how old it is.
Just pick up the phone and give us a ring. So tires that are used less are often more vulnerable to aging effects. Tires with higher aspect ratios age faster than tires with lower aspect ratios. Properly stored tires that are protected from the elements and not mounted on a wheel age very slowly. If you've had tires on the car for five years, you should be checking them for cracking along the sidewall or inside the tread grooves, which would indicate aging problems.
Tire Manufacturers Warn that Tires Expire in Six Years
No matter how old the tires are when you buy them, the most important aspect of tire safety is regular maintenance and inspection. Spare tires should be checked and replaced on the same schedule. We are always happy to help our customers! The tread rubber however, is used up with every mile travelled.
Our experts love solving problems and lending a hand or ear. Besides variations from manufacturer to manufacturer, tire size, or more specifically, dating tire aspect ratio seems to effect the tire aging rate. These oils lubricate the internal rubber and keep it from drying and stiffening.
No inner liner is entirely waterproof, so some air will always leak slowly through the liner due to osmosis. However, storage under sweltering conditions may somewhat negate this effect. As rubber is exposed to oxygen, it dries out and becomes stiffer, leading to cracking. That's consider in use, too. The stiffening and cracking of aged rubber can lead to the inner layers of the tire delaminating from the steel belts rather than flexing with the steel as the tire rolls underweight.
The second two numbers are the year the tire was manufactured. Try to avoid being tempted by making your tire buying decision based mostly on a tire's wear warranty. There's been quite a bit of controversy over the issue of tire aging lately. If a new tire is stored for a long time should it be sold with a warning label or not sold at all? Your use of this website is subject to our terms and conditions and all applicable laws.