Connect to your lifestyle with a custom hitch receiver from CURT. All of our custom hitches are designed for a vehicle-specific fit manufactured with pride finished for industry-leading rust resistance and tested to rigorous SAE J684 standards for safety. This class 1 trailer hitch and ball mount combination is designed for a custom fit on select years of the Audi A4 Quattro (see application info to verify fitment). The hitch integrates with the vehicles frame and provides a useful and dependable 1-1-4" x 1-1-4" receiver. The receiver is perfect for attaching the included ball mount and towing a small trailer or for adding cargo space with a hitch-mounted cargo carrier bike rack or other accessory. This particular class 1 hitch is rated for 2000 pounds gross trailer weight and 200 pounds tongue weight (never exceed the lowest-rated towing component).