1. Completely replace the old or the bad one; 2. Made of high-quality materials, and reliable in use; 3. Correct connector, no cutting or splicing; 4. Easy and direct installation. Specification: Replaces Part nunber: 211 821 0058 Applicable chassis: W211 Chrome number : A2118213679 A2118219951 A2118210951 Applications: 2006 For - 500 Base 5.0L V8 - Gas 2006 For - 55 Base 5.5L V8 - Gas 2006 For - E 320 CDI 3.2L L6 - crude oil 2005 For - E 320 4Matic, Base, CDI 3.2L L6 - crude oil, 3.2L V6 - Gas 2004 For - E 320 4Matic, Base 3.2L V6 - Gas 2003 For - E 320 Base 3.2L V6 - Gas 2007-2011 For - 550 Base 5.5L V8 - Gas 2007-2011 For - 63 Base 6.3L V8 - Gas 2007-2009 For - E 320 Bluetec 3.0L V6 - crude oil 2006-2009 For - E 350 4Matic, Base 3.5L V6 - Gas 2004-2006 For - E 500 4Matic, Base 5.0L V8 - Gas 2003-2006 For - E 55 Base 5.5L V8 - Gas 2007-2009 For - E 550 4Matic, Base 5.5L V8 - Gas 2007-2009 For - E 63 Base 6.3L V8 - Gas Black number : A2118213579 A2118210058 Style: with Chrome colour: black Material: ABS+PC size: 145x54mm Package Contents: 1 * Window switch Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.