Super Duty® offers an available factory-installed, fully integrated trailer brake controller (TBC) with no installation hassles or aftermarket worries. Integrated with the anti-lock brakes and trailer sway control,19 TBC synchronizes vehicle and trailer brakes for seamless braking, even with the heaviest loads. The Ford TBC offers the advantage of verified compatibility with trailers (one to four axles) utilizing electrically actuated drum brakes and certain electric-over-hydraulic (EOH) drum or disc brakes. Standard on XLT and LARIAT.