How do I confirm pilotpart257865 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

Overhaul Gasket Kit for Komatsu 4D104 S4D104-1 Engine

For Komatsu Overhaul Gasket

Overhaul Gasket pilotpart257865 for Komatsu

OEM / REF: pilotpart257865SKU: pilotpart257865

Overhaul Gasket Kit for Komatsu 4D104 S4D104-1 Engine is a Overhaul Gasket replacement part for Komatsu Engine Spare Parts, categorized under Engine Spare Parts > Overhaul Gasket. Use OEM part number pilotpart257865 and confirm machine model, engine model, and serial details before checkout.

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$261.23USD/EA

~~$7,599.00~~Save 97%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 6 – Nov 13
10	Nov 4 – Nov 11
50	Nov 2 – Nov 9

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.

Overhaul Gasket Description

This Overhaul Gasket is indexed for Models with Komatsu 4D104, S4D104-1 Engine Refer Komatsu WH716-1E0, WB93R-5E0, WB97R-5E0 Backhoe Loader CASE Loader Backhoe:580M Series III, 580N, 580N Tier III, 580SM+ Series II, 580SM Series II, 590SM Series II CASE Forklift :586G Series III, 588G Series III CASE Landscaper:570MXT Series III CASE Telehandler:TX742, TX842, TX945 CASE Wheel Loader:621D, 521D CASE Skid Steer:435,not only these models.. Compare reference number pilotpart257865 against the label on your existing Komatsu component before ordering.

Before checkout, compare OEM part number pilotpart257865, 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

pilotpart257865

Applications

Models with Komatsu 4D104, S4D104-1 Engine Refer Komatsu WH716-1E0, WB93R-5E0, WB97R-5E0 Backhoe Loader CASE Loader Backhoe:580M Series III, 580N, 580N Tier III, 580SM+ Series II, 580SM Series II, 590SM Series II CASE Forklift :586G Series III, 588G Series III CASE Landscaper:570MXT Series III CASE Telehandler:TX742, TX842, TX945 CASE Wheel Loader:621D, 521D CASE Skid Steer:435,not only these models.

Fitment Notes

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