How do I confirm pilotpart257445-01 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

Overhaul Gasket Kit 1878129820 1878129821 for Hitachi Excavator ZW220 ZW250 ZX330-3 ZX350L-3 ZX400W-3 Isuzu Engine 6HK1

For Hitachi Overhaul Gasket

Overhaul Gasket 1878129820 for Hitachi

OEM / REF: 1878129820SKU: pilotpart257445-01

Hitachi Overhaul Gasket 1878129820 is listed under Engine Spare Parts > Overhaul Gasket with catalog data including Part Number: 1878129820, 1878129821. Verify fitment for Hitachi Engine Spare Parts using the OEM number, mounting points, and photos of your existing part.

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$244.14USD/EA

~~$12,999.00~~Save 98%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 7 – Nov 14
10	Nov 5 – Nov 12
50	Nov 3 – Nov 10

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 Part Number. Compare reference number 1878129820 against the label on your existing Hitachi component before ordering.

Additional cross references on file: 1878129821. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

1878129820 1878129821

Applications

Part Number

Specifications

Part Number	1878129820, 1878129821

Fitment Notes

Brand or application signal: Hitachi 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.