OEM / REF: YM121254-77012SKU: pilotpart113588
Starter Motor YM121254-77011 YM121254-77012 YM121254-77010 for Komatsu 3D84 3D84N is a Starter Motor replacement part indexed for Komatsu · 3D84-1A and Komatsu · 3D84-1B, with 3 application records on file. Match OEM part number YM121254-77012 and confirm fitment for Komatsu Engine Spare Parts before ordering.
This Starter Motor is indexed for Komatsu · 3D84-1A; Komatsu · 3D84-1B; Komatsu · 3D84-1D; Komatsu · 3D84-1FA. Compare reference number YM121254-77012 against the label on your existing Komatsu component before ordering.
Additional cross references on file: YM121254-77010, 121254-77012, 121254-77010. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
| Voltage | 12V |
|---|---|
| Power | 2.5KW |
| Teeth | 15T |
| Part Number | YM121254-77012, YM121254-77010, YM12125477012, YM12125477010, 121254-77012, 121254-77010, 12125477012, 12125477010, YM121254-77019, 121254-77019, YM12125477019, 12125477019 |
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.
