2004 Isuzu FTR. 2005 Isuzu FTR. 2006 Isuzu FTR. 2008 Isuzu FTR. Notes: Accessory Drive Belt Tensioner Pulley. Belt Type: Serpentine. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.