Genuine OEM Audi Wheel Bearing Housing, part number 5WA407253B. This housing is a critical component of the wheel hub assembly, providing a mounting point for the wheel bearing and protecting it from the elements. It is located at the front or rear of the vehicle, integrated into the suspension system. Made from durable cast aluminum for long-lasting performance. Genuine OEM parts ensure exact fitment and factory-level quality, crucial for maintaining wheel bearing integrity and smooth rotation.