The Genuine BMW Repair Kit Lock Cylinder Left is a replacement part for the lock cylinder on the left side of a BMW vehicle. It is designed to fix any issues with the lock cylinder, such as damage or wear and tear. This kit includes all the necessary components to properly repair the lock cylinder, ensuring it functions correctly and securely. It is a genuine BMW product, meaning it is made to the highest quality standards and is compatible with BMW vehicles. This repair kit is part number 51218169237.