The Difference Between W and Y Tires

1 Answers
DeKennedy
07/30/25 10:02am
Tire y and w difference: 1. Tires are composed of inner tubes and outer tires. 2. Tires are generally measured in sets. Tires are one of the most important components of a car. 3. They are typically not used in household cars but mainly in luxury cars and sports cars. 4. The speed rating for W is 270 km/h, while for Y it is 300 km/h. Under China's speed limit conditions, the difference between these two speed-rated tires is not significant. Their main functions include: 1. Supporting the entire weight of the vehicle, bearing the car's load, and transmitting forces and moments in other directions. 2. Transmitting traction and braking torque to ensure good adhesion between the wheels and the road, improving the car's power, braking, and passability. Together with the car suspension, they mitigate the impact during driving and dampen the resulting vibrations. 3. Preventing severe vibrations and early damage to car components, adapting to the vehicle's high-speed performance, and reducing driving noise. 4. Ensuring driving safety, handling stability, comfort, and energy efficiency.
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