This Height Sensor Relocation Kit is required for installation of the ReadyAIR Load Leveling System (PN: 88-21150) on F150s that are equipped with Continuously Controlled Damping (CCD). ReadyAIRs CCD Relocation brackets are constructed from high-strength laser-cut steel and feature a semi-gloss black powder coat for maximum protection from the elements. Application Notes: Does not fit trucks equipped with Powerboost hybrid engine ‚This product may be covered by one or more trademarks, copyrights or patents.