The suspension is one of the essential systems in a car so that it will have a bad impact if the suspension component is damaged. The suspension system is a car chassis placed around the car body with the wheels. The suspension system is deliberately designed to anticipate the various surprises that an uneven road surface can cause.

With a suspension component, the car is more comfortable to drive. The suspension can also increase the grip-ability of a wheel to the road. At least there are several main functions of car suspension.

• Spring
• Shock absorber
• Ball joint
• Stabilizer bar
• Bumper