How do I confirm pilotpart211588 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

Water Tank Engine Radiator 426-03-11103 426-03-11104 for Komatsu WD600-1 Wheel Dozer

For Reference Radiator

Radiator 426-03-11103 for Reference reference only:

Q: What part numbers are associated with this Radiator?

426-03-11103, 426-03-11104, WD600-1, 10001-UP, WA600-1, 426-03-11103 426-03-11104

OEM / REF: 426-03-11103SKU: pilotpart211588

Water Tank Engine Radiator 426-03-11103 426-03-11104 for Komatsu WD600-1 Wheel Dozer is a Radiator replacement part indexed for Part Number and reference only:. Match OEM part number 426-03-11103 and confirm fitment for Reference HVAC Parts before ordering.

Stock: In stock
Condition: New
Fitment: Reference HVAC Parts
Category: Radiator

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$14,862.70USD/EA

~~$38,199.00~~Save 61%

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.

Confirm fitment before ordering →

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

Radiator Description

This Radiator is indexed for Part Number; reference only:. Compare reference number 426-03-11103 against the label on your existing Reference component before ordering.

Additional cross references on file: 426-03-11104, WD600-1, 10001-UP. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

426-03-11103 426-03-11104 WD600-1 10001-UP WA600-1 426-03-11103 426-03-11104

Applications

Part Number
reference only:

Specifications

Part Number	426-03-11103 426-03-11104, 4260311103, 4260311104

Fitment Notes

Brand or application signal: Reference HVAC Parts
Product family: Radiator
System category: HVAC Parts > Cooling System Components > Radiator
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.