Product Details: The Hadley Air Ride Suspension Height Control Valve is the perfect choice for those looking for a reliable and repeatable suspension height control valve. This valve is designed with superior lubricants to ensure consistent lubrication and protection of the valve. The universal design allows it to fit most applications, including most performance configurations. The high-flow design allows for maximum performance and efficiency. The compact design allows for easy installation and maintenance. FleetPride is your First Click in Heavy Duty®.