The Genuine BMW Door Mirror Trim Ring - 51167266030 is a replacement part for the door mirror of a BMW vehicle. It is designed to fit and function exactly like the original trim ring, ensuring a seamless and precise fit. This trim ring is made from high-quality materials and is an authentic BMW product. It is used to enhance the appearance of the door mirror and protect it from damage. This trim ring is compatible with various BMW models and is an essential component for maintaining the overall look and functionality of the door mirror.