The AIRman B2400-B03 is a complete valve assembly lift axle control valve kit designed for lift axles, trucks and trailers. This comprehensive assembly provides precise and reliable control for lift axle systems, meeting OEM standards for performance and durability in heavy-duty applications. Width: 7.3” Height: 5.6” Thickness: 2.8” Cross-Reference: Hendrickson HAC-NSI, Automann 170.HNS Application: Lift Axle, Trucks, Trailers