Genuine OEM Audi Rear Left Brake Caliper Housing, part number 8J0615423E. This component serves as the mounting bracket for the brake caliper, ensuring proper alignment and secure attachment to the wheel hub. It is positioned on the rear left wheel assembly. Weighing 1.915 kg, this housing is constructed for robust support and precise fitment. Choosing genuine OEM ensures the correct dimensions and material strength, critical for maintaining brake system integrity and safe operation.