Genuine OEM Volkswagen Front Left Door Mirror Glass, part number 1J1857521C. This glass provides a critical reflective surface for the exterior door mirror, essential for safe driving and situational awareness. It is specifically designed for the front left (driver's side) door mirror assembly. Weighing 0.142 kg, it measures 0.175 m in length, 0.1 m in width, and 0.025 m in height. Choosing a genuine OEM mirror glass ensures perfect fitment, correct curvature, and optical clarity, maintaining factory-specified visibility and safety standards.