Excavator Alternators

1-87618284-0 24V 50A Alternator for Isuzu 6HK1 Hitachi ZX330 ZX350

Q: What numbers are documented for 1-87618284-0?

Primary Manufacturer Part Number: 1-87618284-0. Formatted Alias: 1876182840. Catalog Cross-Reference: 1-81200603-2. Formatted Alias: 1812006032. Catalog Cross-Reference: 8-98341397-0. Equipment Manufacturer Number: 4489830. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 1-87618284-0 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.

1-87618284-0 24V 50A Alternator for Isuzu 6HK1 Hitachi ZX330 ZX350, OEM/reference 1-87618284-0, 24V 50A Alternator, product view 1

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OEM / reference1-87618284-0

Specification24V 50A Alternator

Catalog ID77074160

Alternator identified by Isuzu number 1-87618284-0, formatted 1876182840. The exact owned unit is marked 24V 50A, and exact-number cross-reference records support the Isuzu 6HK1 engine with Hitachi ZX330/ZX350-family and JCB JS290/JS300/JS330/JS360 applications. Catalog records pair 1812006032, 8-98341397-0 and Hitachi 4489830 with this family. Confirm the full number, connector, mounting ears, pulley grooves and machine serial range.

Product Type: Alternator
Product Brand: EexcavaStart
Rated Voltage: 24V
Rated Current: 50A
Pulley: Multi-groove V-belt; confirm groove count
Supply Condition: Confirm with quotation

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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 Manufacturer Part Number	Isuzu alternator	1-87618284-0
Formatted Alias	Same number without separators	1876182840
Catalog Cross-Reference	Isuzu alternator family	1-81200603-2
Formatted Alias	Same cross-reference without separators	1812006032
Catalog Cross-Reference	Isuzu alternator family	8-98341397-0
Equipment Manufacturer Number	Hitachi application reference	4489830

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

1-87618284-0

Manufacturer number

4489830

Formatting alias

1876182840
1812006032

Other documented relationship

1-81200603-2
8-98341397-0

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

Product summary

24V 50A Alternator

Category: Excavator Alternators
Catalog ID: 77074160
Photo views: 5

Before ordering

Confirm these details

Confirm voltage and rated amperage against the original alternator label.
Compare mounting ears, pulley type and pulley-groove count.
Check plug shape, terminal position and regulator connection.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

5 model references

Engine model: Isuzu 6HK1
Machine family: Hitachi ZX330 / ZX350 / ZX360 / ZX370
Machine family: JCB JS290 / JS300 / JS330 / JS360 / JS370
Machine family: John Deere 330C / 370C
Fitment limitation: Confirm connector, mounting ears, pulley grooves 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 1-87618284-0

Which machines use 1-87618284-0?

Recorded compatible model references include Engine model: Isuzu 6HK1, Machine family: Hitachi ZX330 / ZX350 / ZX360 / ZX370, Machine family: JCB JS290 / JS300 / JS330 / JS360 / JS370, Machine family: John Deere 330C / 370C, Fitment limitation: Confirm connector, mounting ears, pulley grooves and machine serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 1-87618284-0?

Manufacturer number: 4489830. Formatting aliases for the same number: 1876182840, 1812006032.

How do I confirm 1-87618284-0 before ordering?

Confirm voltage and rated amperage against the original alternator label. Compare mounting ears, pulley type and pulley-groove count. Check plug shape, terminal position and regulator connection. 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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