The Tesla Model 3 Harness Rear Door Trim Premium 1764463-00-D is a genuine OEM wiring harness designed to connect and power electrical components within the premium rear door trim assembly. This harness supports power window operation, ambient lighting, and speaker connections, ensuring seamless communication between the door’s electronic systems and the vehicle’s control module. Manufactured with high-quality, heat-resistant wiring and reinforced connectors, it ensures secure power distribution, long-term durability, and protection against environmental wear. Engineered to Tesla’s exact factory specifications, this harness integrates flawlessly with factory-installed components, maintaining optimal performance and reliability.