As a long time mechanic and tire man the T/A in BF Goodrich tires means “Traction Advantage“.
Likewise, Which is better H or T rated tires?
A speed rating of T indicates that the tire can be safely driven up to 118 mph. A tire with an H rating has a higher limit — 130 mph — which means it can be safely driven faster than the tire with the 94T code. Manufacturers may produce identical tire models with different speed ratings.
Also, How do you date old tires?
The first two digits of the date code tell you the week that the tires were built, and the last digit tells you the year. For example, a date code such as 306 would let you know that the tire was built in the 30th week of a year ending in 6.
Moreover, How many years are tires good for?
It may be tentative, but tires do have an expiration date. There is a general consensus that most tires should be inspected, if not replaced, at about six years and should be absolutely be swapped out after 10 years, regardless of how much tread they have left.
How do you tell if a tire is a winter tire?
A common marking on a winter tire is the Three Peak Mountain Snowflake Symbol. When this marking is on a tire you know it meets specific snow traction performance requirements set by the Rubber Manufacturer’s Association of America and the Rubber Association of Canada. All-season tires never have this marking.
Can I mix V and W rated tyres?
You can invalidate your car insurance by fitting new tyres that have a lower speed rating than the manufacturer’s original fit. … Mixing tyre speed ratings isn’t recommended.
Can I use H rated tires instead of T?
The H tire is a faster rated tire than the T. The chances are that you’d never need these speeds, but I’d still stay at or above the OEM ratings. If stock is H rated, then it is a very good idea to maintain the stock H rating for your three season tire. The rest of the car has been designed for a H rated tire…
What is an H rated tire?
Tires with a maximum speed capability higher than 300 km/h (186 mph), require a “ZR” in the size designation.
Tire Speed Rating Chart.
Are 10 year old tires safe?
While there’s no federally sanctioned safety guidance on when a tire is too old to be safe, many carmakers recommend replacement at six years from the date of manufacture. Old tires have been the culprit in fatal accidents. … An analysis of the used tire revealed that it was nearly 10 years old.
Do tires expire?
A large body of scientific evidence supports that most tires should be replaced six years from the date they are manufactured. This six-year expiration date begins from the day the tire was manufactured at the plant—not the date it was sold to a consumer or the date that it was installed on a vehicle.
Do tires have manufacture date?
Tires Manufactured 2000 & After
Remember that the last four digits of the code are the date the tire was manufactured. You can check the first two digits of the DOT code to know the week of the manufacturing. The last two digits will reveal the manufacturing year.
Are 20 year old tires safe?
Old tires are dangerous, regardless of tread depth. While there’s no federally sanctioned safety guidance on when a tire is too old to be safe, many carmakers recommend replacement at six years from the date of manufacture. Old tires have been the culprit in fatal accidents.
What are the signs of bad tires?
Trouble signs to look for
- Cracking or cuts in the sidewalls.
- Uneven tread wear. …
- Excessively worn tread. …
- Alternatively, you can use a Lincoln-head penny as a tread-wear indicator. …
- Bulges or blisters. …
- Excessive vibration.
Do tires expire if not used?
If not used, tires last for 6-10 years, depending on the storage and environmental conditions. … The National Highway Traffic Safety Administration (NHTSA) and official manufacturers suggest a tire is only 100% safe to use until it turns 5-6 years old.
Do all-weather tires have a snowflake?
All-weather tires carry the mountain and snowflake symbol, which means that when new they are able to pass the traction test applicable to a dedicated snow tire. … All-weather tires are a compromise on ice and in snow compared to the best-dedicated winter tires.
How do you know if a tire is all season?
You may see all-season tires with “M+S” marked on the sidewall. This stands for “mud and snow” and means that the tire has performed well in packed snow and mud. It does not mean the tire has the same traction in the cold or on ice as a proper winter tire.
What does P mean on a tire?
P identifies your tire as a Passenger Tire. The P stands for PMetric. … For example, this aspect ratio of 50 means that the tire’s section height is 50% of the tire’s section width. R indicates the construction used within the tires casing. R stands for radial construction.
What is the difference between R and V on tyres?
V, Z, W, Y and (Y) are for sports cars. L rated tyres are primarily for off-road and light trucks. Q is primarily for winter 4x4s. R is primarily for heavy-duty light trucks.
What is the difference between V and W rated tires?
You will find it at the end of the tyre’s size (the list of numbers on the tyre’s sidewall) always represented by a letter and usually following a number – in the following example the tyre speed rating is “V”. … Confusingly, W-rated tyres are rated at a higher speed in excess of 168mph.
Can I mix tyre speed rating?
If you are going to mix speed ratings, which we don’t recommend, make sure the lower rated tyres are on the front axle, regardless of whether your vehicle is front-, rear- or four-wheel drive. … We would always recommend that the same size and type of tyre, with the same speed ratings, are fitted on all tyres.
What does V mean on tires?
What this tire speed rating ensures is that the tire can sustain the maximum speed specified for an indefinite duration. This means that a tire with a V-rating, for example, can be driven at 149 miles per hour until it wears out!
What is T speed rating?
T — Up to 118 mph. H — Up to 130 mph. V — Up to 149 mph. W — Up to 168 mph. Y — Up to 186 mph.
Is the speed rating of a tire important?
The speed rating tells you the speed the tire can safely maintain over time. A higher speed rating usually means you will have better control and handling at higher speeds – and that the tire can take the extra heat. As a general rule, tires with higher speed ratings also handle better at slower speeds.