OE Reference Numbers: 11377548387, A2C53123520, 11377509295, SKP SK914300.This eccentric shaft actuator valvetronic motor is compatible with N42, N46, and N46N engines.It fits the following models: 3 Series (E46) from 1998 to 2005, 3 Series Coupe (E46) from 1999 to 2006, 3 Series Touring (E46) from 1999 to 2005, 3 Series Convertible (E46) from 2000 to 2007, 3 Series Compact (E46) from 2001 to 2005, Z4 (E85) from 2003 onwards, X3 (E83) from 2004 onwards, 1 Series (E87) from 2003 to 2013, 3 Series (E90) from 2005 to 2011, 3 Series Touring (E91) from 2005 to 2012, 3 Series Coupe (E92) from 2006 onwards, 3 Series Convertible (E93) from 2006 onwards, 1 Series Coupe (E82) from 2007 onwards, 1 Series Convertible (E88) from 2008 onwards, and X1 (E84) from 2009 onwards.This component is designed for direct replacement of equipment to restore standard valvetronic system.The package includes one eccentric shaft valvetronic motor.Please verify vehicle compatibility before purchase.Professional installation is recommended.