OEM / REF: YM123900-21000SKU: pilotpart597339
Crankshaft YM123900-21000 for Yanmar 4TNV106 4TNV106T Komatsu BM393 BM595 BM798 is a Crankshaft replacement part for Yanmar Engine Spare Parts, categorized under Engine Spare Parts > Crankshaft. Use OEM part number YM123900-21000 and confirm machine model, engine model, and serial details before checkout.
This Crankshaft is indexed for Yanmar Yanmar:4TNV106,4TNV106T Application:for KOMATSU:BM393,BM595,BM798. Compare reference number YM123900-21000 against the label on your existing Yanmar component before ordering.
Before checkout, compare OEM part number YM123900-21000, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.
Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
