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The role and precautions of the car lower arm

The role and precautions of the car lower arm

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  • Time of issue:2020-06-05
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(Summary description)The car lower arm is also called the car under suspension. It is an important part of the car. Although the part is small, it plays an important role in supporting the car body. It forms the suspension system together with the car's shock absorber and spring. The following describes the function and precautions of the car's lower arm.

The role and precautions of the car lower arm

(Summary description)The car lower arm is also called the car under suspension. It is an important part of the car. Although the part is small, it plays an important role in supporting the car body. It forms the suspension system together with the car's shock absorber and spring. The following describes the function and precautions of the car's lower arm.

  • Categories:News Center
  • Author:
  • Origin:
  • Time of issue:2020-06-05
  • Views:0
Information

The car lower arm is also called the car under suspension. It is an important part of the car. Although the part is small, it plays an important role in supporting the car body. It forms the suspension system together with the car's shock absorber and spring. The following describes the function and precautions of the car's lower arm.

1. Buffer vibration. The function of the swing arm is to cushion the vibration of the car during driving. Among them, the shock absorber is used to cooperate with the swing arm to play a buffering role.

2. Materials. The materials of the swing arm are relatively diverse. There are aluminum alloy, cast iron, double-layer stamping parts, and single-layer stamping parts. Various materials have advantages and disadvantages. Stamping parts have better toughness, but they are not strong enough to break easily when impacted.

3. Anti-rust. Usually we can check whether the swing arm is rusted. The position of the swing arm is on the part connecting the front tire and the car body. It is easy to check. If you find rust, you must go to the 4s shop in time. Treatment to prevent accidents from breaking.

4. Prevent the chassis from scratching. When we drive, we should be careful not to walk on uneven roads. Such roads are easy to scratch against the ground, which not only damages the chassis, but also easily causes damage to the lower swing arm and cracks on the lower swing arm. Injury to the lower arm is prone to steering wheel jitter and deviation.

   5. Replace it in time. When there is a problem with the lower arm, we must replace it in time, otherwise there will be a serious traffic accident. The service life of the lower arm of each car is different. We have to replace it according to the maintenance manual or the recommendations of the 4s shop.

  6. ​​Four-wheel alignment. After replacing the lower arm, we need to perform four-wheel alignment on the car. Four-wheel alignment is to prevent the car from running off or eating tires.

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