Professional Automotive Belts Great performance at a great price that"s ACDelco Professional Belts and Hoses. With a full range of Belts and Hoses, as well as Belt Tensioners and Pulleys, Timing Component Kits, Oil Seals Hose-Bending Coils, Clamps, and Bulk Hose Products, the ACDelco Professional line can meet all of your Belt and Hose needs and your budget. Made of EPDM rubber for long life and quiet, dependable performance, ACDelco Professional Automotive Belts are designed to meet or exceed OEM performance requirements. And with V-Belts, V-Ribbed and Timing Belts for cars and light and heavy-duty truck applications, you can get an ACDelco Automotive Belt that is ideal for your application and needs.