Mercedes Benz V class VITO W639 air suspension compressor air supply unit A6393200204 A6393200404 with relay

The Mercedes Benz V-Class Vito W639 is a series of vans produced by Mercedes Benz. This particular model is equipped with an air suspension system, which helps to improve ride quality and stability by adjusting the vehicle's height according to load and road conditions.

The air suspension system in this model is powered by an air suspension compressor, which is responsible for supplying compressed air to the air springs. The air supply unit is also responsible for regulating the pressure of the compressed air to ensure that the suspension system works correctly.

The part number for the air suspension compressor air supply unit in this model is A6393200204 or A6393200404, and it comes with a relay to help control its function. The relay is an electrical component that helps to control the compressor's operation by switching it on and off according to the vehicle's needs.