Excavator Engine Parts

1-16127021-5 EGR Cooler for Isuzu 6WG1 Hitachi ZX450-3 ZX650-3 ZX870-3

Q: What numbers are documented for 1-16127021-5?

Primary Equipment Part Number: 1-16127021-5. Formatted Alias: 1161270215. Related EGR-System Reference: 1-16127022-4. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 1-16127021-5 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.

1-16127021-5 EGR Cooler for Isuzu 6WG1 Hitachi ZX450-3 ZX650-3 ZX870-3, OEM/reference 1-16127021-5, Exhaust Gas Recirculation Cooler, product view 1

1 / 6

6 product photos · Swipe on mobile, or hover and select a thumbnail.

OEM / reference1-16127021-5

SpecificationExhaust Gas Recirculation Cooler

Catalog ID84682208

1-16127021-5 is published as an EGR cooler for Isuzu 6WG1 engines in Hitachi ZX450-3, ZX650LC-3 and ZX870-3-family excavators. The owned folder also lists 1-16127022-4; it is stored as a related EGR-system component pending confirmation rather than a direct interchange. Confirm the complete label, pipe orientation, flanges, coolant ports, mounting brackets, engine variant and machine serial range before ordering.

Product Type: EGR cooler
Engine System: Exhaust gas recirculation
Pipes, Flanges and Coolant Ports: Compare with original

Send email inquiry Ask on WhatsApp Return to catalog

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

Part-number relationships

Relationship	Reference family	Number
Primary Equipment Part Number	Isuzu 6WG1 EGR-cooler reference	1-16127021-5
Formatted Alias	Same Isuzu number without separators	1161270215
Related EGR-System Reference	Verify component boundary; not interchangeable	1-16127022-4

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

1-16127021-5

Formatting alias

1161270215

Related assembly

1-16127022-4

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

Product summary

Exhaust Gas Recirculation Cooler

Category: Excavator Engine Parts
Catalog ID: 84682208
Photo views: 6

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

3 model references

Published engine: Isuzu 6WG1
Representative machines: Hitachi ZX450-3 / ZX650LC-3 / ZX870-3
Fitment limitation: Confirm number, pipes, flanges, ports, brackets, variant and 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 1-16127021-5

Which machines use 1-16127021-5?

Recorded compatible model references include Published engine: Isuzu 6WG1, Representative machines: Hitachi ZX450-3 / ZX650LC-3 / ZX870-3, Fitment limitation: Confirm number, pipes, flanges, ports, brackets, variant and serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 1-16127021-5?

Formatting aliases for the same number: 1161270215. Related assembly numbers (not direct interchanges): 1-16127022-4.

How do I confirm 1-16127021-5 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.

Browse this category