What does the 20550r17 tire mean?

1 Answers
MacSkylar
07/30/25 4:37am
20550r17 tire means a radial tire with a width of 205mm, a section height of 50% of the width, and a rim diameter of 17 inches. Tires are one of the important components of a vehicle, serving to support the entire weight of the vehicle, bear the load of the car, and transmit forces and moments in other directions. Together with the car suspension, they help to mitigate the impacts encountered during driving and dampen the resulting vibrations. Tires are often used under complex and demanding conditions, enduring various deformations, loads, forces, and high and low temperatures during operation. Therefore, they must have high load-bearing capacity, traction performance, and cushioning performance.
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