Restore proper 4WD control with this OEM Genuine Electronic Locking Differential Interior Dashboard Switch for 2015–2020 Ford F-150 models, part number FL3Z-14B166-DA. This factory switch is a direct replacement for the original dashboard control, ensuring the correct fit, finish, and reliable operation of your truck's electronic locking differential system. Built to Ford's exact specifications, it provides long-lasting durability and OEM functionality. This part is only compatible with vehicles originally equipped with the electronic locking differential option and installs without modifications.