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Cooling Spare Parts

6151-62-1102 Water Pump for Komatsu S6D125E PC400-6 PC450-6

Name: 6151-62-1102 Water Pump for Komatsu S6D125E PC400-6 PC450-6
Brand: EexcavaStart
SKU: 6151-62-1102

OEM / reference6151-62-1102

SpecificationGear-Driven Engine Water Pump

Catalog ID69674336

Gear-driven engine-cooling water pump identified by Komatsu part number 6151-62-1102 for 6D125E, S6D125 and S6D125E engine families. Water-pump catalogs record applications including PC400-6, PC400LC-6 and PC450-6 excavators, plus selected D53/D65/D85 dozers and WA450 loaders. Confirm drive-gear tooth count, housing and port geometry, mounting pattern and machine serial range.

Fitment status: Verified · Checked 2026-07-28

Product Type: Gear-Driven Engine Water Pump
Product Brand: EexcavaStart
Drive Type: Engine gear drive
Compatible Engine Family: Komatsu 6D125E / S6D125 / S6D125E
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Equipment Part Number	Komatsu gear-driven engine water pump	6151-62-1102
Normalized Search Alias	Formatting-only alias; not a separate interchange	6151621102
Catalog Family Reference - Verify Configuration	Listed in the same S6D125E water-pump catalog family; confirm gear and housing before substitution	6151-62-1101
Catalog Family Reference - Verify Configuration	Listed in the same S6D125E water-pump catalog family; confirm gear and housing before substitution	6154-61-1102

Evidence record

Source: Exact-reference evidence retained for internal audit
Evidence grade: catalog-supported
Checked: 2026-07-28

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

6151-62-1102

Formatting alias

6151621102

Other documented relationship

6151-62-1101
6154-61-1102

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

Product summary

Gear-Driven Engine Water Pump

Category: Cooling Spare Parts
Catalog ID: 69674336
Photo views: 8

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

5 model references

Engine family: Komatsu 6D125E / S6D125 / S6D125E
Excavator: Komatsu PC400-6 / PC400LC-6 / PC450-6
Recorded dozer family: Komatsu D53 / D65 / D85
Recorded loader family: Komatsu WA450 / WF450
Fitment limitation: Confirm gear tooth count, housing and port geometry, mounting pattern and machine serial range

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 6151-62-1102

Which machines use 6151-62-1102?

Recorded compatible model references include Engine family: Komatsu 6D125E / S6D125 / S6D125E, Excavator: Komatsu PC400-6 / PC400LC-6 / PC450-6, Recorded dozer family: Komatsu D53 / D65 / D85, Recorded loader family: Komatsu WA450 / WF450, Fitment limitation: Confirm gear tooth count, housing and port geometry, mounting pattern and machine serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 6151-62-1102?

Formatting aliases for the same number: 6151621102.

How do I confirm 6151-62-1102 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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