An oil leak behind the balancer from a worn front crankshaft seal means it is time for a new part. Replace it with the genuine Cummins 3937111 front crankshaft seal service kit.

• Genuine Cummins: The factory part, so it matches the original fit and material.
• What it does: Service kit for replacing the front crankshaft seal.
• Fitment: 1989-2007 Dodge Ram trucks with the 5.9L Cummins.
• Part number: Cummins 3937111.

Order today, and replace any related gaskets or hardware while you have it apart.