ACDelco Gold (Professional) Drive Shaft Center Support Bearings are the high quality alternative to Original Equipment (OE) parts. These bearings provide the needed support for multi-piece shafts, while their included rubber mount provides isolation. 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.