Genuine OEM Skoda Left Front Door Mirror Glass, part number 5LB857521. This mirror glass provides the essential reflective surface for the exterior side mirror, crucial for safe rearward visibility while driving. It is designed for the left front door mirror assembly. Weighs approximately 0.216 kg. Choosing genuine OEM mirror glass ensures optical clarity, correct curvature, and proper heating element integration (if applicable) for reliable performance in all conditions.