Genuine OEM Volkswagen Front Left Door Wiring Harness, part number 5C0971120S. This comprehensive wiring harness is specifically designed for the front left door, routing all necessary electrical power and signals to various door components. It ensures the proper operation of power windows, door locks, side mirrors, and other integrated electrical features. Weighing approximately 0.517 kg, this harness features factory-correct connectors and wire gauges. Using a genuine OEM wiring harness guarantees exact fitment, correct pinouts, and optimal electrical conductivity, which is critical for the reliable and safe operation of all door-related electrical systems.