Genuine OEM Mercedes-Benz Parking Aid Sensor Spacer, part number A00054205519011. This spacer ring is designed to provide the correct spacing for the parking aid sensor, ensuring accurate detection. It is a small but crucial component for the parking assistance system. Manufactured from durable materials to withstand environmental conditions. Genuine OEM parts are essential for parking sensors as they ensure precise calibration and signal integrity, critical for the safety and functionality of the parking aid system.