Reference Part Number: CK4T-13B576-KE, CK4T13B576KE, CK4Z-13A576-B, CK4Z13A576B, 9U5Z-14489-MAA, 9U5Z14489MAA. Fitment: Fit for Transit 150 2015-2019, Transit 250 2015-2019, Transit 350 2015-2019, Transit 350 HD 2015-2019. Multiple functions: Our trailer wiring harness connector kit is designed to meet electrical connection needs of vehicles towing various trailers. It can realize electrical connection between trailer and tractor, power supply for auxiliary equipment Material: Made of ABS material, which has high strength, good wear resistance, resistance and stability, and can withstand frequent use and test of various environments. Accurate distribution: It can automatically adjust power output according to power requirements of different electrical equipment on trailer to avoid equipment damage or malfunction due to uneven power distribution. At same time, the kit is also equipped with an overload protection device. When power demand exceeds its rated load, it automatically cut off circuit to protect wiring harness and electrical equipment from damage. Color:Black Material:plastic Package Contents: 1 x Trailer Tow Rear Bumper Wiring Connector Harness Kit Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is 1-3cm.