How do I confirm pilotpart437139 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

6pcs Fuel Injector 5263305 4940439 for Cummins Engine ISB ISC 8.3L ISL9 QSC8.3

For Cummins Injectors & Nozzle

Injectors & Nozzle 4940439 for Cummins

Q: What part numbers are associated with this Injectors & Nozzle?

4940439, 4940439nx, 4940439rx, 5263305, 5263305nx, 5263305PX, 87581565, 87581565R, 87581565C, 0986435532, 0445120035, 0445120112

OEM / REF: 4940439SKU: pilotpart437139

6pcs Fuel Injector 5263305 4940439 for Cummins Engine ISB ISC 8.3L ISL9 QSC8.3 is a Injectors & Nozzle replacement part for Cummins Engine Spare Parts, categorized under Engine Spare Parts > Injectors & Nozzle. Use OEM part number 4940439 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Cummins Engine Spare Parts
Category: Injectors & Nozzle

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$899.89USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 23 – Oct 30
10	Oct 21 – Oct 28
50	Oct 19 – Oct 26

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.

Injectors & Nozzle Description

This Injectors & Nozzle is indexed for Cummins s: For New Holland Tractor:T8020, TG275, T8030, T8040, TG305, TG215, T8050, TG245, T8010 For CASE Tractor: MAGNUM 245, MAGNUM 275, MAGNUM 335, MX305, MX245, MX215, MAGNUM 215, MX275, MAGNUM 305. Compare reference number 4940439 against the label on your existing Cummins component before ordering.

Additional cross references on file: 4940439nx, 4940439rx, 5263305. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

4940439 4940439nx 4940439rx 5263305 5263305nx 5263305PX 87581565 87581565R 87581565C 0986435532 0445120035 0445120112

Applications

Cummins s: For New Holland Tractor:T8020, TG275, T8030, T8040, TG305, TG215, T8050, TG245, T8010 For CASE Tractor: MAGNUM 245, MAGNUM 275, MAGNUM 335, MX305, MX245, MX215, MAGNUM 215, MX275, MAGNUM 305

Fitment Notes

Brand or application signal: Cummins Engine Spare Parts
Product family: Injectors & Nozzle
System category: Engine Spare Parts > Fuel System > Injectors & Nozzle
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.