Engine Harmonic Balancer – ACDelco (12638583)

Engine Harmonic Balancer is a powertrain component listed under its manufacturer number. Confirm that number against the part you are removing before ordering.

Replace the Engine Harmonic Balancer when the fault is repeatable and the obvious external causes have been excluded. Compare the part number on the vehicle before ordering.

Reference number for the Engine Harmonic Balancer: 12638583. It is filed under Crankshafts & Bearings, and it is the number that has to match the part coming off the vehicle.

Genuine ACDELCO supplied for this Engine Harmonic Balancer, with the engineering number unchanged from the factory reference stamped on the original.