The vacuum booster pump uses the principle of air intake when the engine is working to create vacuum on one side of the booster and generate a pressure difference relative to the normal air pressure on the other side. This pressure difference is used to strengthen the braking thrust.
Factory Price Good Quality European Auto Spare Parts Mercedez Benz Actros MP3 Wabco Clutch Servo 0002500062 0002500562 0002501562 9701500010 4.64344 9701500080 9701509242 Clutch Booster