How do I confirm pilotpart880723 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

For Komatsu Thermostat

Thermostat 129155-49800 for Komatsu

OEM / REF: 129155-49800SKU: pilotpart880723

Thermostat 129155-49800 for Komatsu 4D84E S4D84E PC45-1 PC40-7 SK510 SK815 Ship to US is a Thermostat replacement part for Komatsu Engine Spare Parts, categorized under Engine Spare Parts > Thermostat. Use OEM part number 129155-49800 and confirm machine model, engine model, and serial details before checkout.

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$14.59USD/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.

Thermostat Description

This Thermostat is indexed for Komatsu Komatsu Engine 4D84E-3FB, 4D84E-3B, 4D84E-3C, 4D84E-3D, S4D84E-1FD, 4D84E-3E, 4D84E, S4D84E Models: KOMATSU Drill Machine: BC70 KOMATSU Excavator: PC45-1, PC40-7, PC40R-8, PC45R-8, PC40MRX-1-E, PC45MRX-1-E KOMATSU Backhoe: RAM700-3 KOMATSU Skid Steer: SK510, SK815, SK820, SK820-5. Compare reference number 129155-49800 against the label on your existing Komatsu component before ordering.

Additional cross references on file: 129155-49801. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

129155-49800 129155-49801

Applications

Komatsu Komatsu Engine 4D84E-3FB, 4D84E-3B, 4D84E-3C, 4D84E-3D, S4D84E-1FD, 4D84E-3E, 4D84E, S4D84E Models: KOMATSU Drill Machine: BC70 KOMATSU Excavator: PC45-1, PC40-7, PC40R-8, PC45R-8, PC40MRX-1-E, PC45MRX-1-E KOMATSU Backhoe: RAM700-3 KOMATSU Skid Steer: SK510, SK815, SK820, SK820-5

Fitment Notes

Brand or application signal: Komatsu Engine Spare Parts
Product family: Thermostat
System category: Engine Spare Parts > Lubrication & Cooling Systems > Thermostat
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.