Eccentric Shaft Actuator Valvetronic Motor (Part Number 11377533905) compatible with R55, R56, R57, R58, R59, R60, and R61.This actuator is designed for use with the Valvetronic system and controls the eccentric shaft to adjust valve lift.It fits the following vehicle types: 2013–2016 Base Convertible 2-Door, Coupe 2-Door, Roadster Convertible 2-Door, Clubman Wagon 3-Door, Countryman 4-Door, and Paceman 2-Door.