Product Details: The Haldex 12" Horizontal Arm Immediate Response Height Control Valve is designed to provide superior lubrication and protection for your vehicle. This valve features a universal design that allows it to fit most applications, including most performance configurations. The model rate flow rate provides a perfect balance of reliability and repeatability, while the superior lubricants ensure consistent lubrication throughout the life of the valve. FleetPride is your First Click in Heavy Duty®.