1-It has flat type, concave beams type and tyre appear type. The front longitudinal flat type or goose neck type. Its chassis is ladder type, longitudinal beam section is H-shaped. It has good rigidity and high strength.
2-Low platform is chassis makes a stable transportation. It is suitable for transport different kinds of engineering equipment, large equipment and steel structures.
3-Using three axle balanced type, two axles balanced type or rigid axle suspension. Putting the balanced between the front and rear plate spring and make the same change of the front and rear spring comber and the same load condition.