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What do the markings on tires represent?

1 Answers

LaJosie

07/30/25 1:13am

Taking 205/55R16-91V as an example, 205 refers to a tire width of 205 millimeters, 55 indicates an aspect ratio of 55%, R stands for radial tire, 16 denotes a diameter of 16 inches, 91 is the load index, and V represents the speed rating. Below is an introduction related to tires: 1. Tire Introduction: Tires are the only components of a car that come into contact with the ground. Some car owners only replace the tires on the drive wheels when changing tires. For instance, some front-wheel-drive car owners only replace the two front tires, while some rear-wheel-drive car owners only replace the two rear tires. In fact, this practice is acceptable. 2. Tire Aging: Tires are made of rubber and will age over time. It is recommended that car owners replace their tires every four years, even if the mileage is low during that period. Since tires can also age when left unused for extended periods, it's important to check the production date when purchasing new tires.

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