Check the listing for details. Mercedes W221 S420 control unit central electrics SAM A2215403862. Condition: Used. Listed at 39.02 USD. Welcome to our online store !!! For sale is a / e Mercedes W221 S420 CDI Diesel Central electrical control unit SAM Part number: A2215403862 Internal number: 040620-59 Good condition, fully functional. Scope of delivery as shown. The part does not come from an accident vehicle! Vehicle data: Mercedes W221 S420 / 450 CDI Engine: OM629911 62991140009232 Automatic transmission: 7229030 72290301123611 Color code: 775 silver Interior: 200 - leather upholstery Interior: 201 - PELLE - NERO / ANTRACITE Mileage read: 172000 km First registration: March 1st, 2007 It is a used item with the age appropriate condition. In return no takeover of the on-off conversion and follow-up costs! For further inquiries, we are happy to help you.