This product is a genuine BMW A/C compressor with part number 64526956719. It is designed specifically for use in BMW vehicles and is used to compress and circulate refrigerant throughout the air conditioning system. This A/C compressor is a high-quality, original equipment manufacturer (OEM) part that is made to the same specifications as the original component in the vehicle. It is a reliable and durable component that is essential for proper functioning of the vehicle's air conditioning system.