Speaker rings 165 mm compatible for the following vehicles: VW Passat B6 (3C) 03/2005 -> 07/2010 VW Passat B7 (3C) from 11/2010 VW Passat CC (3C/3CC) 05/2008 -> 01/2012 VW CC (35/3C) from 02 /2012 Installation location: fitting position: front door speaker: 165 mm. Installation cut-out: 143.50 mm. Outer ring: 299.50 x 194.50 mm. Ring height: 37 mm. Box contents: 1 pair of speaker adapter rings. 1 pair of speaker adapter cables