A. Product features: Materials with long service life, good adaptability, and durable performance. B. Interchangeable part numbers: 0392023004, A6398350064 C. Adaptation type: Direct replacement D. Applicable vehicle models and year ranges: - GT (C190): Since October 2014 - CLA Coupé (C117): Since January 2013 - CLA Braking model (X117): Since January 2015 - (C218): Since January 2011 - (C219): From October 2004 to February 2011 - Braking model (X218): Since October 2012 - GLC (X253): Since June 2015 - (W166): Since April 2015 - GLS (X166): Since November 2015 - A - (W169): From September 2004 to June 2012 - A - (W176): Since June 2012 - B - (W245): From March 2005 to November 2011 - B - (W246, W242): Since October 2011 - C - (W204): From January 2007 to January 2014 - C - (W205): Since July 2013 - C - Coupé (C204): Since January 2011 - C - Coupé (C205): Since October 2015 - C - T - model (S204): From August 2007 to August 2014 - C - T - model (S205): Since September 2014 - E - (W211): From March 2002 to March 2009 - E - (W212): Since January 2009 - E - (W213): Since January 2016 - E - Coupé (C207): Since January 2009 - E - Convertible (A207): Since January 2010 - E - T - model (S211): From March 2003 to July 2009 - E - T - model (S212): Since August 2009 - GL - (X164): Since September 2006 - GL - (X166): Since July 2012 - GLA - (X156): Since December 2013 - (X204): Since June 2008 - M - (W164): From July 2005 to December 2011 - M - (W166): From June 2011 to February 2015 - R - (W251, V251): Since January 2005 - S - (W222, V222, X222): Since May 2013 - S - Coupé (C217): Since April 2014 - V - (W447): Since March 2014 - SL (R231): Since January 2012 - (R172): Since January 2016 - (R171): From March 2004 to February 2011 - (R172): Since February 2011 E. Color: Black F. Material: ABS plastic G. Package contents: - 1 water pump Only the above - mentioned package contents are included, and other items are not included. H. Precautions: Lights and different monitors may cause the color of the item to vary slightly from the actual product. The allowable measurement error is +/- 1 - 3 cm.