How do I confirm pilotpart266251-01 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

Piston 4 Units 1 Set For Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T

For Yanmar Piston

Piston pilotpart266251-01 for Yanmar

OEM / REF: pilotpart266251-01SKU: pilotpart266251-01

Piston 4 Units 1 Set For Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T is a Piston replacement part indexed for Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T Piston 4 Units 1 SetOne Model Needs 4 Units and Model: Yanmar Engine 4TNE106D 4TNE106T, Komatsu Engine 4D106D 4D106T Including: P...

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$670.29USD/EA

~~$52,599.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 24 – Oct 31
10	Oct 22 – Oct 29
50	Oct 20 – Oct 27

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.

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

Piston Description

This Piston is indexed for Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T Piston 4 Units 1 SetOne Model Needs 4 Units; Model: Yanmar Engine 4TNE106D 4TNE106T, Komatsu Engine 4D106D 4D106T Including: Piston*4Units Piston pin*4 Units Piston Clip*8 Units Details: Yanmar Engine Models: 4TNE106T-G1A 4TNE106T-ML 4TNE106T-NS 4TNE106T-SA 4TNE106D-AMM 4TNE106D-G1 4TNE106D-G1A 4TNE106D-GE 4TNE106D-SA 4TNE106D-TB Komatsu Engine Models: 4D106D,4D106T. Compare reference number pilotpart266251-01 against the label on your existing Yanmar component before ordering.

Before checkout, compare OEM part number pilotpart266251-01, 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.

Part Numbers and Cross References

pilotpart266251-01

Applications

Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T Piston 4 Units 1 SetOne Model Needs 4 Units
Model: Yanmar Engine 4TNE106D 4TNE106T, Komatsu Engine 4D106D 4D106T Including: Piston*4Units Piston pin*4 Units Piston Clip*8 Units Details: Yanmar Engine Models: 4TNE106T-G1A 4TNE106T-ML 4TNE106T-NS 4TNE106T-SA 4TNE106D-AMM 4TNE106D-G1 4TNE106D-G1A 4TNE106D-GE 4TNE106D-SA 4TNE106D-TB Komatsu Engine Models: 4D106D,4D106T

Fitment Notes

Brand or application signal: Yanmar Engine Spare Parts
Product family: Piston
System category: Engine Spare Parts > Cylinder Components > Piston
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.