Dot number tire dating
So if you purchase new tires that were manufactured exactly two years ago they will be covered for a total of six years (four years from the date of purchase) as long as you have your receipt.If you lose your receipt, your tires' warranty coverage will end five years from the week the tire was produced (resulting in the tire manufacturer's warranty coverage ending only three years from the date of purchase in this example).(Lea en español) When it comes to determining the age of a tire, it is easy to identify when a tire was manufactured by reading its Tire Identification Number (often referred to as the tire's serial number). Department of Transportation (DOT) National Highway Traffic Safety Administration (NHTSA) requires that Tire Identification Numbers be a combination of the letters DOT, followed by eight to thirteen letters and/or numbers that identify the manufacturing location, tire size and manufacturer's code, along with the week and year the tire was manufactured.Unlike vehicle identification numbers (VINs) and the serial numbers used on many other consumer goods (which identify one specific item), Tire Identification Numbers are really batch codes that identify the week and year the tire was produced. "When it comes to determining the age of a tire, it is easy to identify when a tire was manufactured by reading its Tire Identification Number (often referred to as the tire's serial number)." Since 2000, the week and year the tire was produced has been provided by the last four digits of the Tire Identification Number with the 2 digits being used to identify the week immediately preceding the 2 digits used to identify the year.If the number is larger than 200, then this is the diameter of the entire tire in millimeters.Please note that there is no correlation between a tire’s Load Range (or ply rating) and its inflation pressure at which it achieves its maximum load.I own a 2000 Chev Silverado 1500 Z71 4x4 with 11302 original miles. If your tires have been stored away from heat and UV sources they may still be in very good condition.
The first 2 or 3 digits are a code for the manufacturing plant.
Whether you ride on road or off, Dunlop Tires has the motorcycle tire to fit your riding style.
From the hugely popular D402 and D404 series to the road blistering Sportmax's, there is a Dunlop motorcycle tire for virtually every style of machine on the road.
Since then, Dunlop has continued to bring innovation and technology to the motorcycle tire industry with things like the first use of Kevlar belts in motorcycles tires all the way up to their revolutionary dual compound Sportmax Q2.
S., and Dunlop is still the only manufacture to produce motorcycle tires in the U. S., Dunlop has a unique insight into the needs of motorcycle enthusiasts from one coast to the other, and use this knowledge to create the most advanced tires in all of motorcycling.
This is a series of articles on the technical aspects of tires, their care and usage.