The Genuine BMW Window Regulator - 51331977610 is a high-quality replacement part for BMW vehicles. It is designed to regulate the movement of the window, ensuring smooth and precise operation. This window regulator is made from durable materials to withstand daily use and is an exact fit for the specific make and model of BMW. It is an authentic BMW product, ensuring the highest level of quality and compatibility. This window regulator is essential for maintaining the functionality and appearance of your BMW's windows. It is easy to install and comes with a manufacturer's warranty for added peace of mind.