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 the electrical connection needs of vehicles towing various trailers. It can realize the electrical connection between the trailer and the 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 the test of various environments. Accurate distribution: It can automatically adjust the power output according to the power requirements of different electrical equipment on the trailer to avoid equipment damage or malfunction due to uneven power distribution. At the same time, the kit is also equipped with an overload protection device. When the power demand exceeds its rated load, it automatically cut off the circuit to protect the wiring harness and electrical equipment from damage. Color:Black Material:plastic Package Contents: 1 x Trailer Tow Rear Bumper Wiring Connector Harness Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.