What does XL mean on car tires?

[LeElliana]

XL on car tires refers to reinforced load index tires. According to national standards, XL or EL indicates reinforced tires, typically used for trucks, lorries, buses, and other heavy-duty engineering vehicles with large load capacities. The functions of tires are: 1. To bear the full weight of the vehicle; 2. To transmit traction, braking force, driving torque, and braking torque; 3. To cushion and absorb shocks and vibrations caused by uneven road surfaces; 4. To improve the adhesion between the wheels and the ground; 5. To prevent severe vibrations and damage to vehicle components; 6. To adapt to the high-speed performance of the vehicle and reduce driving noise; 7. To ensure driving safety, handling stability, comfort, and fuel economy.