How do I confirm pilotpart016787-8596548714744 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Starter Motor YM121254-77011 YM121254-77012 YM121254-77010 for Komatsu 3D84 3D84N

For Komatsu Starter Motor

Starter Motor 121254-77010 for Komatsu

Q: What part numbers are associated with this Starter Motor?

121254-77010, 121254-77011, 121254-77012, YM121254-77010, YM121254-77011, YM121254-77012, 3D84-1B, 3D84-1D, 3D84-1FA, 3D84-1G, 3D84-1GA, 3D84-1GA-U

OEM / REF: 121254-77010SKU: pilotpart016787-8596548714744

Starter Motor YM121254-77011 YM121254-77012 YM121254-77010 for Komatsu 3D84 3D84N is a Starter Motor replacement part for Komatsu Engine Spare Parts, categorized under Engine Spare Parts > Starter Motor. Use OEM part number 121254-77010 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Komatsu Engine Spare Parts
Category: Starter Motor

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$187.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Starter Motor Description

Komatsu Starter Motor buyers can use 121254-77010 to cross-check shape, connector style, and mounting position against the component being replaced.

Additional cross references on file: 121254-77011, 121254-77012, YM121254-77010. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

121254-77010 121254-77011 121254-77012 YM121254-77010 YM121254-77011 YM121254-77012 3D84-1B 3D84-1D 3D84-1FA 3D84-1G 3D84-1GA 3D84-1GA-U

Fitment Notes

Brand or application signal: Komatsu Engine Spare Parts
Product family: Starter Motor
System category: Engine Spare Parts > Engine Auxiliary Components > Starter Motor
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.