The Meyle Control Arm Kit - 137579 is a comprehensive set of products designed for use in a car. It includes six different components, each serving a specific purpose in the functioning of the vehicle. The kit contains a control arm, a ball joint, a bushing, a mounting bracket, a bolt, and a nut. These components work together to provide stability, control, and smooth movement of the car's suspension system. The control arm is responsible for connecting the wheel hub to the frame of the car, while the ball joint allows for flexible movement of the control arm. The bushing helps to absorb shock and vibration, while the mounting bracket holds the control arm in place. The bolt and nut are used to secure the control arm and other components in place. This kit is essential for maintaining the proper alignment and performance of the car's suspension system, ensuring a safe and comfortable driving experience.