How to choose a heavy-duty semi-trailer?

1.The carrying capacity of the vehicle is reflected in three major aspects. Frames, suspensions and axles, of course, tires. Due to the different versions of the tractor design, the load is different, the tonnage is different, and the selected car version is different.

2.Routes; for example, roads are better, and there are few steep slopes. Then, we can choose high-powered engines, small speed ratio bridges, and speed. The road conditions are poor, we can choose, high horsepower and slightly larger speed ratio axles, double axles.