This is a genuine OEM Mercedes Benz door wiring harness for the passenger right side of the S Class W140 model. The harness has been tested and is in great working condition. It comes with a 30 day warranty and is compatible with the part numbers 1405407008, 0 a1405407008, and interchange part number 1405407008. The item is made in Germany and is not a universal fitment or vintage part. This harness is perfect for replacing a faulty or damaged one in your Mercedes Benz S Class W140.