How do I confirm pilotpart979739 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

4D106D Engine Rebuild Kit for Komatsu Backhoe Loader WB140-2 WB140-2N WB140PS-2

For Komatsu Overhaul Kits

Overhaul Kits 4D106D for Komatsu

OEM / REF: 4D106DSKU: pilotpart979739

4D106D Engine Rebuild Kit for Komatsu Backhoe Loader WB140-2 WB140-2N WB140PS-2 is a Overhaul Kits replacement part for Komatsu Engine Spare Parts, categorized under Engine Spare Parts > Overhaul Kits. Use OEM part number 4D106D and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Komatsu Engine Spare Parts
Category: Overhaul Kits

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$820.00USD/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.

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

Overhaul Kits Description

This Overhaul Kits is indexed for Komatsu Komatsu Backhoe Loader WB140-2 WB140-2N WB140PS-2 This item includes: 1.Piston:4 2.Piston Ring:4 3.Piston Pin:4 4.Cylinder Liner:4 5.Piston Snap:8 6.Piston Pin Bush:4 7.Intake Valve:4 8.Exhaust Valve:4 9.Valve Guide:8 10.Intake Valve Seat:4 11.Exhaust Valve Seat:4 12.Thrust Washer:Set of 2 Pairs 13.Main Beraing STD:Set of 5 Pairs 14.Con Rod Bearing STD:Set of 4 Pairs 15.Full Overhaul Gasket Kit:1 Set. Compare reference number 4D106D against the label on your existing Komatsu component before ordering.

Before checkout, compare OEM part number 4D106D, 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

4D106D

Applications

Komatsu Komatsu Backhoe Loader WB140-2 WB140-2N WB140PS-2 This item includes: 1.Piston:4 2.Piston Ring:4 3.Piston Pin:4 4.Cylinder Liner:4 5.Piston Snap:8 6.Piston Pin Bush:4 7.Intake Valve:4 8.Exhaust Valve:4 9.Valve Guide:8 10.Intake Valve Seat:4 11.Exhaust Valve Seat:4 12.Thrust Washer:Set of 2 Pairs 13.Main Beraing STD:Set of 5 Pairs 14.Con Rod Bearing STD:Set of 4 Pairs 15.Full Overhaul Gasket Kit:1 Set

Fitment Notes

Brand or application signal: Komatsu Engine Spare Parts
Product family: Overhaul Kits
System category: Engine Spare Parts > Cylinder Components > Overhaul Kits
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.