How do I confirm pilotpart228556 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

Fuel Injector 177-4752 for Caterpillar CAT Engine 3126B 3126E Loader 953C 963C Tractor D5N D6N

For Caterpillar Injectors & Nozzle

Injectors & Nozzle CAT1774752 for Caterpillar D5N

OEM / REF: CAT1774752SKU: pilotpart228556

Fuel Injector 177-4752 for Caterpillar CAT Engine 3126B 3126E Loader 953C 963C Tractor D5N D6N is a Injectors & Nozzle replacement part indexed for Caterpillar D5N and Caterpillar D6N, with 3 application records on file. Match OEM part number CAT1774752 and confirm fitment for Caterpillar Engine Spare Parts before o...

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$521.99USD/EA

~~$62,299.00~~Save 99%

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 Caterpillar D5N; Caterpillar D6N; Caterpillar 120H; Caterpillar 135H. Compare reference number CAT1774752 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 177-4752. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

CAT1774752 177-4752

Applications

Caterpillar D5N
Caterpillar D6N
Caterpillar 120H
Caterpillar 135H
Caterpillar 953C
Caterpillar 963C
Caterpillar 938G II
Caterpillar
Caterpillar
Caterpillar s: Fit for Caterpillar CAT Motor Grader: 120H, 135H Fit for Caterpillar CAT Track Loader: 953C, 963C Fit for Caterpillar CAT Track Tractor: D5N, D6N Fit for Caterpillar CAT Wheel Loader: 938G II

Specifications

Part Number	CAT1774752, 177-4752, 1774752

Fitment Notes

Brand or application signal: Caterpillar 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.