Product Overview
4089342 3970548 6BT 6CT Rear Crankshaft Oil Seal. Product type: Rear Crankshaft Oil Seal. Part number(s): 4089342, 3970548. Engine/model: 6BT, 6CT. Application notes: rear crankshaft oil seal for Cummins 6BT, 6CT engine applications. Please verify final fitment by part number, engine serial number, and application before publishing or ordering.








