auto parts control arm

The difference between the lower swing arm and the control arm: the meaning and function are different. 1. Meaning. The meaning of the lower swing arm is to be able to connect the tire with the body flexibly, and the meaning of the control arm is to guide and transfer the force of the car suspension system. 2. Function. The function of the lower swing arm is to support the body, shock absorbers and cushion the vibration during driving. The shock absorber can play a very good auxiliary role in the lower suspension. The function of the control arm is to transfer various forces acting on the wheel to the body, while ensuring that the wheel moves according to a certain trajectory. It also has a certain supporting role. The use of the car control arm: The suspension system is an important part of modern cars, which has a great impact on the ride comfort and handling stability of the car. The automobile control arm, as the guiding and force transmitting element of the automobile suspension system, transmits all kinds of forces acting on the wheel to the body, while ensuring that the wheel moves according to a certain track. The vehicle control arm connects the wheels and the body together flexibly through ball hinges or bushings. The automobile control arm should have sufficient stiffness, strength and service life.