Excavator Throttle Motors

22B-43-11251 Throttle Motor for Komatsu PC128US-3

Q: What numbers are documented for 22B-43-11251?

Primary Part Number: 22B-43-11251. Catalog Cross-Reference - Verify Configuration: 22B-43-11143. Catalog Cross-Reference - Verify Configuration: 22B-43-11250. Same-number Formatting Variant: 22B4311251. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 22B-43-11251 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

22B-43-11251 Throttle Motor for Komatsu PC128US-3, OEM/reference 22B-43-11251, Throttle Motor, product view 1

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OEM / reference22B-43-11251

SpecificationThrottle Motor

Catalog ID51629224

Product Type: Throttle Motor
Product Brand: EexcavaStart
Model Number: 22B-43-11251 22B-43-11143
Engine Model: Komatsu PC128US-3
Condition: New replacement part

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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.

Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Source catalog	22B-43-11251
Cross-reference (fitment check required)	Source catalog	22B-43-11143
Cross-reference (fitment check required)	Source catalog	22B-43-11250
Same-number Formatting Variant	Source catalog	22B4311251

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

22B-43-11251

Formatting alias

22B4311251

Cross-reference (fitment check required)

22B-43-11143
22B-43-11250

Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.

Product summary

Throttle Motor

Category: Excavator Throttle Motors
Catalog ID: 51629224
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

30 model references

Recorded application: Komatsu PC128US-3
Recorded application: Komatsu Excavator:PC128US-2
Recorded application: PC138US-2
Recorded application: PC138USLC-2
Recorded application: PC128UU-2
Recorded application: 2D92
Recorded application: 2D94
Recorded application: 2D94-2
Recorded application: 3D94
Recorded application: 3D95
Recorded application: 4D102
Recorded application: 4D105
Recorded application: 4D120
Recorded application: 4D130
Recorded application: 4D92
Recorded application: 4D94
Recorded application: 4D95
Recorded application: 6D102
Recorded application: 6D105
Recorded application: 6D107
Recorded application: 6D108
Recorded application: 6D110
Recorded application: 6D114
Recorded application: 6D125
Recorded application: 6D130
Recorded application: 6D140
Recorded application: 6D155
Recorded application: 6D170
Recorded application: 6D95
Recorded application: Komatsu Excavator PC128US-2 PC128UU-2 PC138US-2 Throttle Motor

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 22B-43-11251

Which machines use 22B-43-11251?

Recorded compatible model references include Recorded application: Komatsu PC128US-3, Recorded application: Komatsu Excavator:PC128US-2, Recorded application: PC138US-2, Recorded application: PC138USLC-2, Recorded application: PC128UU-2, Recorded application: 2D92, Recorded application: 2D94, Recorded application: 2D94-2 and 22 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 22B-43-11251?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Formatting aliases for the same number: 22B4311251.

How do I confirm 22B-43-11251 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 verified references from the same system.

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