How do I confirm pilotpart444947 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

7040 Piston Ring Compressor 5.4" Bore Alternative to PT-7040 For Cummins ISX QSX 15 & Caterpillar 3400 3406 3408 C15

For Caterpillar Other Engine Parts

Other Engine Parts PT-7040 for Caterpillar 3400 Engine

OEM / REF: PT-7040SKU: pilotpart444947

7040 Piston Ring Compressor 5.4" Bore Alternative to PT-7040 For Cummins ISX QSX 15 & Caterpillar 3400 3406 3408 C15 is a Other Engine Parts replacement part indexed for Caterpillar · 3400 and Caterpillar · 3406, with 3 application records on file. Match OEM part number PT-7040 and confirm fitment for Caterpillar En...

Stock: In stock
Condition: New
Fitment: Caterpillar Engine Spare Parts
Category: Other Engine Parts

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$155.88USD/EA

~~$29,899.00~~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.

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

Other Engine Parts Description

This Other Engine Parts is indexed for Caterpillar · 3400; Caterpillar · 3406; Caterpillar · 3408; Caterpillar · C15. Compare reference number PT-7040 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number PT-7040, 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

PT-7040

Applications

Caterpillar · 3400
Caterpillar · 3406
Caterpillar · 3408
Caterpillar · C15
Cummins · ISX15
Cummins · QSX15

Specifications

Included	7040 Piston Ring Compressor
Bore	5.4"
Part Number	PT-7040, PT7040

Fitment Notes

Brand or application signal: Caterpillar Engine Spare Parts
Product family: Other Engine Parts
System category: Engine Spare Parts > Other Engine Spare Parts > Other Engine Parts
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.