Features: 1.OE Number: The referencing OE number of this clutch master cylinder are 21526773670, 2106819, 21526879477, 21521163899, molded and designed depend on the original data. 2.Fitment: The clutch generator cylinder is a replacement for 1 2 3 4 5 Series X1 E84 X3 E83 X5 E53 Z4 E85, please check the model of your car before ordering. 3.Durable Construction: Made from robust materials, this clutch master cylinder is built to withstand rigorous use, providing a dependable, long lasting addition to your vehicle's transmission system. 4.Improved Driving Experience: The replacement of your old or damaged clutch master cylinder, greatly enhance your vehicle's overall performance, ensure more precise control and a smoother driving experience. 5.Ideal Replacement: Direct replacement installation, meets or exceeds OEM standards for the replacement of old and damaged one on original vehicles. Specification: Item Type: Clutch Master Cylinder OE Number: 21526773670, 2106819, 21526879477, 21521163899 Material: ABS Fitment: Fits for 1 series E81 2003 - 2011 Fits for 1 series E82 2006 - 2013 Fits for 1 series E87 2003 - 2011 Fits for 1 series E88 2006 - 2013 Fits for 1 series F20 2011 - Fits for 2 series F22 11/2012 - Fits for 2 series F23 2014 - Fits for 3 series E46 1997 - 2005 Fits for 3 series E46 1998 - 2006 Fits for 3 series E46 2000 - 2004 Fits for 3 series E46 1998 - 2006 Fits for 3 series E46 1998 - 2005 Fits for 3 series E90 2004 - 2011 Fits for 3 series E91 2004 - 2012 Fits for 3 series E92 (2005 - 2013 Fits for 3 series F30 2011 - Fits for 3 series F34 2012 - Fits for 4 series F32 2013 - Fits for 4 series F36 2014 - Fits for 5 series E39 1995 - 2003 Fits for X1 E84 2008 - 2015 Fits for X3 E83 2003 - 2010 Fits for X5 E53 1999 - 2006 Fits for Z4 E85 2002 - 2009 Fits for Z4 E86 2006 - 2009 Note: Please double check the part number of your item, matching information is for reference only.