Specific complete kit for retrofitting the passenger seat adjustment from the driver's side Suitable for the following vehicles: Mercedes Benz CLS-Class C257 Mercedes Benz CLS-Class Cabrio A257 After conversion, the passenger seat can be controlled via the buttons on the driver's seat Selectable option: Left-hand traffic Right-hand traffic Left-hand traffic, seat heating (code 873/902) Right-hand traffic, seat heating (code 873/902) Left-hand traffic, seat heating (code 873/902) + seat ventilation ( code 401) Right-hand traffic, seat heating (code 873/902) + seat ventilation (code 401) Scope of delivery: Cable set Coding dongle Note: Only suitable for vehicles with code 275 (electrically adjustable driver's seat with memory function)