How do I confirm pilotpart438164-01 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

Oil Cooler 345-3473 For Caterpillar CAT 299D 289D 279D 289D3 299D3 XE 279D3 299D3 299D2 299D XHP 299D2 XHP For Caterpillar CAT 299D 289D 279D 289D3 299D3 XE 279D3 299D3 299D2 299D XHP 299D2 XHP

For Caterpillar Hydraulic Oil Cooler

Hydraulic Oil Cooler IR-345-3473 for Caterpillar 279D

OEM / REF: IR-345-3473SKU: pilotpart438164-01

Oil Cooler 345-3473 For Caterpillar CAT 299D 289D 279D 289D3 299D3 XE 279D3 299D3 299D2 299D XHP 299D2 XHP For Caterpillar CAT 299D 289D 279D 289D3 299D3 XE 279D3 299D3 299D2 299D XHP 299D2 XHP is a Hydraulic Oil Cooler replacement part indexed for Caterpillar 279D and Caterpillar 279D3, with 3 application records o...

Stock: In stock
Condition: New
Fitment: Caterpillar HVAC Parts
Category: Hydraulic Oil Cooler

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$2,540.99USD/EA

~~$360,899.00~~Save 99%

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.

Hydraulic Oil Cooler Description

This Hydraulic Oil Cooler is indexed for Caterpillar 279D; Caterpillar 279D3; Caterpillar 289D; Caterpillar 289D3. Compare reference number IR-345-3473 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 345-5473, 345-3470, 345-3469. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

IR-345-3473 345-5473 345-3470 345-3469 345-3459

Applications

Caterpillar 279D
Caterpillar 279D3
Caterpillar 289D
Caterpillar 289D3
Caterpillar 299D
Caterpillar 299D XHP
Caterpillar 299D2
Caterpillar 299D2 XHP
Caterpillar 299D3
Caterpillar 299D3 XE
Caterpillar 277D
Caterpillar 287D
Caterpillar 297D
Caterpillar 297D XHP
Caterpillar 297D2
Caterpillar 297D2 XHP
Caterpillar 246D
Caterpillar 246D3
Caterpillar 262D
Caterpillar 262D3
Caterpillar 272D
Caterpillar 272D XHP
Caterpillar 272D2
Caterpillar 272D2 XHP
Caterpillar 272D3
Caterpillar 272D3 XE

Specifications

Part Number	IR-345-3473, 345-5473, 345-3470, 345-3469, 345-3459

Fitment Notes

Brand or application signal: Caterpillar HVAC Parts
Product family: Hydraulic Oil Cooler
System category: HVAC Parts > Cooling System Components > Hydraulic Oil Cooler
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.