Quality used crankshaft main bearing cap for a Cummins 5.9 engine, backed by our standard warranty.

OEM # 3900967, 3936057, 3974156, AAQGZ

Please Note: The part sent may not exactly match the one pictured. Appearance may vary. For specific part requests, please call 888-315-2575. Additional core charge may apply.

30-3900967-STK

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