Product Overview
5259981 4993689 ISF QSF Crankshaft Pulley. Product type: Crankshaft Pulley. Part number(s): 5259981, 4993689. Engine/model: ISF, QSF. Application notes: crankshaft pulley for Cummins ISF, QSF engine applications. Please verify final fitment by part number, engine serial number, and application before publishing or ordering.













