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How to see the parameters of the tire

1, the basic data parameters of the tire are present on the tire wall of the tire, wherein the arrow indicates the direction of the tire rolling when the vehicle is traveling forward, typically on the outside of the tire.

2, the Outside identifier is the inside of the tires, which will affect the tire grip and the water purification of the tires.

The 3, 4 digits indicate the production date of the tire, such as tire number 3120, indicating the tires produced in 20 years, the first two represent the week, the next two representations.

4, the tire has a sign, such as 225/55 / ​​R19 101V, meaning of 225 indicates the width of the tire, the width is 225 mm, the higher the number, the stronger the tire, 55 indicates the tire High and grewmost ratio, high-lift is 55%, the smaller the tires, the smaller tires, the tire is a meridian tire, and the vast majority of tires are R, and a few models will use D, D represents the oblique tire, 19 The tire diameter and the diameter unit is inches. 101 indicates the load factor of the tire, the larger the number, the more the vehicle can load the item, and V represents the speed level, the more the letters are sorted, and the tire in the vehicle can withstand the high speed load, the general sports car is Z or ZR level.

5, the spare tires of some vehicles will have tire pressure identification and travel speed identification, 300kpa (44 psi) represents the maximum safety inflatable pressure value under normal conditions, and 80km / h represents the highest driving speed.

6, the north winter will see the Tire with ST-marked, the meaning of ST is a snow tire, which can withstand lower temperatures, conventional tires will logize HT, HT meaning is ordinary road fetus

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