Genuine OEM Volkswagen Left Front Door Mirror Glass, part number 7P6857521A. This component provides the essential reflective surface for the vehicle's left front door mirror, crucial for driver visibility. It is designed for the left side door mirror assembly and includes a backing plate with electrical connectors, indicating features like heating. Measuring approximately 0.184 meters in length, it ensures optical clarity. Using genuine OEM mirror glass guarantees precise fitment, correct electrical integration, and optimal performance for features like heating or auto-dimming.