How to Determine the Production Date of Tires?
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Car tire production dates are generally represented by a four-digit number, where the first two digits indicate the production week and the last two digits represent the production year. For example, 2317 means the tire was produced in the 23rd week of 2017. The production date of car tires is part of a series of alphanumeric characters that start with DOT, which stands for U.S. Department of Transportation certification. The following numbers and letters represent the tire's origin information and factory code, while the last four digits indicate the production date. Below are some details about tire dates: 1. The shelf life of tires is about 4 to 5 years. Even if the tires have low mileage, they should be replaced once they exceed this period. 2. When purchasing tires, pay attention to their production date and try to avoid buying tires that have been stored for more than 3 years. Since tires are rubber products, they will degrade over time, leading to reduced performance. If cracks appear, there is a higher risk of tire blowouts, which can compromise driving safety.