How can you tell what year a motorcycle tire is?
Look on the outer sidewall for the acronym “DOT,” which should be followed by a series of numbers. The last four digits are what you need to determine when the tire was manufactured. The first two numbers represent the week, and the second pair indicates the year.
How old can motorcycle tires be and still be safe?
So, how old can motorcycle tires be and still be safe? At least five years is an ideal answer but with good tire maintenance and regular inspections. Great tires not only offer a more planted feel on the road but also improve your riding confidence.
Do motorcycle tires have a date on them?
Motorcycle tires wear out from use, but they can also expire from age. … In fact, most tire companies put the “sell by” date somewhere out around five years from the date of manufacture. So unless you don’t expect to wear the tire out within five years from the date that’s stamped on the sidewall, don’t sweat it.
How do I read tire codes?
The two-digit number after the slash mark in a tire size is the aspect ratio. For example, in a size P215/65 R15 tire, the 65 means that the height is equal to 65% of the tire’s width. The bigger the aspect ratio, the bigger the tire’s sidewall will be.
Are 7 year old motorcycle tires safe?
The tire’s wear surface dries out, and when it comes to the attributes you want in your bike’s tires, they cannot be safely resurrected. Most tire manufacturers try not to sell a tire that’s more than five years old. … This tire’s four-digit date code tells you it was made in the twentieth week of 2019.
How do you read old tire date codes?
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.
What do the numbers and letters on motorcycle tires mean?
The first number (180) is the width of the tire in millimeters. The second number (70) is the aspect ratio, which is the height of the sidewall. The height is 70% of the width or 126mm high. The third number (16) is the rim size. In this case, the rim size is 16 Inches in diameter.
What do the letters on motorcycle tires mean?
The first number is the tire’s width in millimeters; the second represents the tire’s aspect ratio, which describes the tire’s sidewall height as a percentage of its width. In this case we have a tire that’s 130mm wide and 70mm high. R means this tire’s radial, and 17 tells us it fits a 17-inch rim.
What is the date code on tires?
The final four digits, for any tire made since the year 2000, are the tire date code and represent the date of manufacture. The first two of these digits designates the week of the year the tires were made, and the final two digits are the last two digits of the year of manufacture.