The Meyle HD Control Arm Kit - 137660 is a comprehensive set of products designed for use in a car's control arm system. It includes multiple components that work together to provide improved control, stability, and handling for the vehicle. The contents of the kit include a control arm, ball joint, bushings, and other necessary hardware. These parts are essential for maintaining proper alignment, steering, and suspension in the car. The kit is suitable for a variety of car makes and models and is an ideal solution for those looking to upgrade or replace their control arm system. It is a high-quality kit that offers durability, performance, and ease of installation. With this kit, car owners can ensure their vehicle's control arm system is functioning at its best, providing a smoother and safer driving experience.