Accessory Drive Belt Idler Pulley 3689465 Fits for Cummins ISX15 Engines. Replaces 3689465. For Cummins ISX15 Engines. Type : Drive Belt Idler Pulley. 1× Drive Belt Idler Pulley Assy. Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool.
