How do I confirm pilotpart153817 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

Turbo HX40 Turbocharger 4039990 4039991 for Cummins

For Cummins Turbocharger & Kit

Turbocharger & Kit 4039990 for Cummins 6C Engine

Q: What part numbers are associated with this Turbocharger & Kit?

4039990, 4039991, C4039990, C4039991, 403999100, 5322100, C8.3, C8.3G, G8.3, QSC8.3, QSL9

OEM / REF: 4039990SKU: pilotpart153817

Turbo HX40 Turbocharger 4039990 4039991 for Cummins is a Turbocharger & Kit replacement part indexed for Cummins · 6C and Cummins · C Gas Plus, with 3 application records on file. Match OEM part number 4039990 and confirm fitment for Cummins Engine Spare Parts before ordering.

Stock: In stock
Condition: New
Fitment: Cummins Engine Spare Parts
Category: Turbocharger & Kit

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$389.99USD/EA

~~$55,449.00~~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.

Turbocharger & Kit Description

This Turbocharger & Kit is indexed for Cummins · 6C; Cummins · C Gas Plus; Cummins · C8.3; Cummins · C8.3G. Compare reference number 4039990 against the label on your existing Cummins component before ordering.

Additional cross references on file: 4039991, C4039990, C4039991. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

4039990 4039991 C4039990 C4039991 403999100 5322100C8.3C8.3GG8.3QSC8.3QSL9

Applications

Cummins · 6C
Cummins · C Gas Plus
Cummins · C8.3
Cummins · C8.3G
Cummins · G8.3
Cummins · GTA8.3 CM558
Cummins · ISC
Cummins · ISL
Cummins · ISL G
Cummins · ISL8.9 CM2150 SN
Cummins · ISLe CM2150
Cummins · L Gas Plus
Cummins · QSC8.3
Cummins · QSL9

Specifications

Turbo Model	HX40-B85J71GM/C76L84FH18UD, HX40
Displacement	5.9L, 5900 ccm
Part Number	4039990, 4039991, C4039990, C4039991

Fitment Notes

Brand or application signal: Cummins Engine Spare Parts
Product family: Turbocharger & Kit
System category: Engine Spare Parts > Emission & Exhaust System > Turbocharger & Kit
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.