ACDelco Gold (Professional) Standard Accessory Drive Belts are the high quality alternative to Original Equipment (OE) parts. These standard belts drive system functions of other vehicle components such as the alternator, the power steering pump, the air conditioning compressor and the water pump. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. âš WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov