This Engine Harmonic Balancer is designed for a 2002-2005 Dodge Ram 1500 with a 4.7L V8 GAS SOHC engine. It is made by Dorman - OE Solutions and has the part number 594-191-BQ. The CS-SKU is 591:594-191-BQ. This product is a replacement part for your car's engine and helps to reduce vibration and improve engine performance.