1. Heavy truck temperature is much higher than light truck , bucause higher power and working place. So the cooling need to resist melt.

2. In terms of the direction of the car, the fan is behind the radiator .

3. The function of the fan is to draw air, let the air pass through the radiator fins, and remove the heat. Therefore, the closer the fan blades are to the radiator, the better.

4. Considering the deformation and displacement of the components after installation, in order to prevent the fan blades from coming into contact with the water tank, the distance between them is generally about 10 mm.

5 .The speed is adjusted according to the running speed and temperature of the vehicle to reduce the operating temperature of the engine.

6.1. What’s the brand ?
Neutral packing /Original packing or customer make the brand.

7.What’s MQO ?
It depend on different products ,As normal 5-10pcs possible if in stock.

8.What is your term of packing ?
Generally, Plywood Case+Pallet 1 piece/box .