The Genuine Mercedes Power Brake Booster Vacuum Sensor (part number 0009058500) is a crucial component in the braking system of Mercedes vehicles. This sensor detects changes in vacuum pressure within the brake booster, which helps to regulate the amount of braking force applied to the wheels. It is a genuine OEM part, designed specifically for use in Mercedes vehicles, ensuring optimal performance and reliability. This sensor is essential for safe and efficient braking, making it an important replacement part for any Mercedes owner.