This engine valvetronic actuator motor is a direct replacement part compatible with vehicles equipped with N20, N55, and S55 engines from model years 2010 to 2016.It fits the following models: 135i (2011–2013), 135is (2013), 228i (2014–2016), 228i xDrive (2015–2016), 320i (2013–2016), 320i xDrive (2013–2016), 328i (2012–2016), 328i GT xDrive (2014–2016), 328i xDrive (2013–2016), 335i (2011–2015), 335i GT xDrive (2014–2016), 335i xDrive (2011–2015), 428i (2014–2016), 428i Gran Coupe (2015–2016), 428i xDrive (2014–2016), 428i xDrive Gran Coupe (2015–2016), 435i (2014–2016), 435i Gran Coupe (2015–2016), 435i xDrive (2014–2016), 435i xDrive Gran Coupe (2015–2016), 528i (2013–2016), 528i xDrive (2012–2016), 535i (2011–2016), 535i GT (2010–2016), 535i GT xDrive (2011–2016), 535i xDrive (2011–2016), 640i (2012–2016), 640i Gran Coupe (2013–2016), 640i xDrive (2014–2016), 640i xDrive Gran Coupe (2014–2016), 740Li (2013–2015), 740Li xDrive (2013–2015), 740i (2013–2015), ActiveHybrid 3 (2013–2015), ActiveHybrid 5 (2012–2016), ActiveHybrid 7 (2013–2015), M2 (2016), M235i (2014–2016), M235i xDrive (2015–2016), M3 (2015–2016), M4 (2015–2016), X3 (2011–2016), X4 (2015–2016), X5 (2011–2016), X6 (2011–2016), and Z4 (2012–2016).Part numbers: 11377603979 and A2C5328032080.Includes one engine valvetronic actuator motor.