Compatibility: for Hyundai Santa Fe 2001-2004 for Kia Optima 2002-2006 for Hyundai Sonata 1996-2005 OE Number:2335738001/2335733350Functionality: Color:Black Material:Iron Type: Tensioner Pulley Advantage: Idler pulley is designed for use on automobiles and light duty trucks as a locked center tensioning pulley, an automatic belt tensioner pulley, or an idler pulley. Function of Belt Drive Tensioner: Replace the old or broken belt tensioner to avoid noisy tensioner pulley and no longer withstand belt noise, achieve proper belt tension, alignment, ensure the well performance. Material Specification:The Belt Tensioner w/ Pulley adopts solid Iron for wear resistance, shatterproof, not easy break or deform, ensure longer service life.Installation Steps:Easy to install, Direct replacement broken serpentine belt idler pulley. Drive Belt Idler Pulley can change the bending direction of the belt, prevent the belt from shaking, making the belt better contact with another pulley and not fall off.Package Content:1 Pc Drive Belt Idler Pulley, this accessory drive belt idler pulley matches the old equipment pulley on the car