The Mercedes R230 SL500 SL55 AMG Convertible Left Trunk Frame Lock Cylinder OEM is a genuine OE OEM original part specifically designed for Mercedes-Benz vehicles. This cylinder is for the left driver side of the convertible and includes the hydraulic cylinder with line to pump. It is compatible with various Mercedes-Benz models from 2003 to 2012 and is a high-quality, reliable replacement part for ensuring proper functionality of the convertible top mechanism.