Matching Principle of Tires and Steel Wheel Rims

1. Size matching: The size of the tire and wheel hub must match. Including diameter, width, and aperture. Ensure that the tire is correctly installed on the wheel rim.

2. Load index: The load index of the tire and wheel rim must match. Ensure that the tires can carry the weight of the wheel rim and the vehicle. The specific value should be selected based on the weight and usage conditions of the vehicle.

3. Speed index: The speed index of the tire and wheel rim must match. Ensure to withstand the corresponding speed while driving. The speed is designed based on the maximum speed.

4. Type matching: The types of tires and wheels need to be matched. For example, car tires, off-road vehicle tires, and truck tires. Different tires are suitable for different vehicles and usage environments.