A Serpentine Belt, also known as an accessory drive belt is a continuous belt that is used to drive multiple peripheral devices in an engine. The belt also be guided by an idler pulley or a belt tensioner.Attributes: • Creates pressure to move the power steering fluid through the system• Manufactured to precise specifications and are built for durability and reliabilityApplications:A Serpentine Belt is used to drive the water pump and power steering pump.