How do I confirm pilotpart056091 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

Crankshaft YM123900-21000 123900-21000 For Yanmar 4TNV106 4TNV106T Komatsu 4D106

For Yanmar Crankshaft

Crankshaft YM123900-21000 for Yanmar

Q: What part numbers are associated with this Crankshaft?

YM123900-21000, 4TNV106T-XTBL, 4TNV106T-XTBL2

OEM / REF: YM123900-21000SKU: pilotpart056091

Crankshaft YM123900-21000 123900-21000 For Yanmar 4TNV106 4TNV106T Komatsu 4D106 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.

Stock: In stock
Condition: New
Fitment: Yanmar Engine Spare Parts
Category: Crankshaft

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$859.00USD/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

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

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

Crankshaft Description

This Crankshaft is indexed for Yanmar Yanmar: 4TNV106 4TNV106T,4TNV106-GGB1 4TNV106-GGB1B 4TNV106T-GGB1 4TNV106T-GGE 4TNV106T-GGL 4TNV106T-XTBL1 4TNV106T-XTBL 4TNV106T-XTBL2 Application: for KOMATSU 4D106. Compare reference number YM123900-21000 against the label on your existing Yanmar component before ordering.

Additional cross references on file: 4TNV106T-XTBL, 4TNV106T-XTBL2. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

YM123900-21000 4TNV106T-XTBL 4TNV106T-XTBL2

Applications

Yanmar Yanmar: 4TNV106 4TNV106T,4TNV106-GGB1 4TNV106-GGB1B 4TNV106T-GGB1 4TNV106T-GGE 4TNV106T-GGL 4TNV106T-XTBL1 4TNV106T-XTBL 4TNV106T-XTBL2 Application: for KOMATSU 4D106

Fitment Notes

Brand or application signal: Yanmar Engine Spare Parts
Product family: Crankshaft
System category: Engine Spare Parts > Block & Internal Parts > Crankshaft
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.