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Excavator Engine Parts

557-7633 Fuel Injector for CAT C9

Name: 557-7633 Fuel Injector for CAT C9
Brand: EexcavaStart
SKU: 557-7633

OEM / reference557-7633

SpecificationFuel Injector

Catalog ID51040152

Fuel Injector identified by primary reference 557-7633. The cited technical sources record 43 application references. Confirm the complete number, connector or mounting arrangement, and machine serial range before ordering.

Fitment status: Verified · Checked 2026-07-22

Product Type: Fuel Injector
Product Brand: EexcavaStart
Model Number: 10R-7224 557-7633
Engine Model: CAT C9
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Source catalog	557-7633
Unverified Reference - Do Not Order By This Number Alone	Source catalog	20R-8968
Unverified Reference - Do Not Order By This Number Alone	Source catalog	1R-1808
Unverified Reference - Do Not Order By This Number Alone	Source catalog	285-4106
Unverified Reference - Do Not Order By This Number Alone	Source catalog	546-2154
Unverified Reference - Do Not Order By This Number Alone	Source catalog	214-7568
Unverified Reference - Do Not Order By This Number Alone	Source catalog	148-2903
Unverified Reference - Do Not Order By This Number Alone	Source catalog	10R-7224

Evidence record

Source: Exact-reference evidence retained for internal audit
Evidence grade: manufacturer-supported
Checked: 2026-07-22

Source URLs, catalog files and local evidence paths are stored in the protected product audit record and are not public outbound links.

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

557-7633

Other documented relationship

20R-8968
1R-1808
285-4106
546-2154
214-7568
148-2903
10R-7224

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Fuel Injector

Category: Excavator Engine Parts
Catalog ID: 51040152
Photo views: 5

Before ordering

Confirm these details

Match the complete part number on the original component.
Compare connectors, mounting points and visible dimensions with the product photos.
Confirm the exact machine or engine model and serial range before ordering.

Machine fitment

Compatible model references

43 model references

Recorded application: 627G
Recorded application: 637G
Recorded application: C9 INDUSTRIAL
Recorded application: 973C
Recorded application: 815F II
Recorded application: C9
Recorded application: 814F II
Recorded application: 160
Recorded application: 14
Recorded application: 140M
Recorded application: 160M
Recorded application: 2
Recorded application: 14L
Recorded application: 150
Recorded application: 816F II
Recorded application: MD5075
Recorded application: MD5075C
Recorded application: 521B
Recorded application: 532
Recorded application: 2390
Recorded application: 522B
Recorded application: 541
Recorded application: 552
Recorded application: 551
Recorded application: 522
Recorded application: 521
Recorded application: 330D MH
Recorded application: 336D2 XE
Recorded application: 336D2 LXE
Recorded application: 336D
Recorded application: 336D2 L
Recorded application: 330D LN
Recorded application: 340D2 L
Recorded application: 336D L
Recorded application: 336D2
Recorded application: 330D
Recorded application: 336D LN
Recorded application: 336D2 GC
Recorded application: 340D L
Recorded application: 336D2 L XE
Recorded application: 330D L
Recorded application: 330D FM
Recorded application: TH31-C9P

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 557-7633

Which machines use 557-7633?

Recorded compatible model references include Recorded application: 627G, Recorded application: 637G, Recorded application: C9 INDUSTRIAL, Recorded application: 973C, Recorded application: 815F II, Recorded application: C9, Recorded application: 814F II, Recorded application: 160 and 35 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 557-7633?

557-7633 is the only classified number in the current evidence record. Send the original nameplate for an alternate-number check.

How do I confirm 557-7633 before ordering?

Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing recovered references from the same system.

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