How do I confirm pilotpart446931-8504700633336 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 Radiator 139-6885 187-8393 for Caterpillar CAT Engine 3046 Tractor D3C III D4C III D5C III

For Caterpillar Radiator

Radiator 139-6885 for Caterpillar

Q: What part numbers are associated with this Radiator?

139-6885, CA1396885, 187-8393, CA1878393

OEM / REF: 139-6885SKU: pilotpart446931-8504700633336

Water Tank Radiator 139-6885 187-8393 for Caterpillar CAT Engine 3046 Tractor D3C III D4C III D5C III is a Radiator replacement part for Caterpillar HVAC Parts, categorized under HVAC Parts > Radiator. Use OEM part number 139-6885 and confirm machine model, engine model, and serial details before checkout.

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$1,429.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 9 – Aug 16
10	Aug 7 – Aug 14
50	Aug 5 – Aug 12

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 Caterpillar Fit for following models: Caterpillar CAT Track-Type Tractor:D3C III, D4C III, D5C III, D3C, D3C LGP, D4C, D4C LGP, D5C, D5C LGP Caterpillar CAT Track-Type Loader:933C, 933C LGP. Compare reference number 139-6885 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CA1396885, 187-8393, CA1878393. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

139-6885 CA1396885 187-8393 CA1878393

Applications

Caterpillar Fit for following models: Caterpillar CAT Track-Type Tractor:D3C III, D4C III, D5C III, D3C, D3C LGP, D4C, D4C LGP, D5C, D5C LGP Caterpillar CAT Track-Type Loader:933C, 933C LGP

Fitment Notes

Brand or application signal: Caterpillar 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.