The ST Suspension Coilover 18220049 is a high-performance suspension system designed to improve the handling and performance of a vehicle. It features adjustable ride height and damping settings, allowing for customizable suspension tuning to suit different driving styles and road conditions. The coilover is made with high-quality materials and precision engineering to ensure durability and optimal performance. It is suitable for various makes and models of cars and can be used for both street and track applications.