The Haldex AC-6100 Series Suspension Ride Height Control Valve Kit is designed to provide superior ride height control and stability for your vehicle. This kit is made from high-quality materials for superior durability and reliability. It features a unique valve design that maintains constant ride height for improved handling and stability. The kit includes all necessary components for easy installation, making it compatible with most vehicles. With this height control valve kit, you can enjoy improved ride quality and performance. FleetPride is your First Click in Heavy Duty®.