Alternators

A4T66786 24V 50A Alternator for Mitsubishi 6D2 6D22

Q: What numbers are documented for A4T66786?

Primary Part Number: A4T66786. Catalog Cross-Reference - Verify Configuration: 12316N. Catalog Cross-Reference - Verify Configuration: 12316. Catalog Cross-Reference - Verify Configuration: 143-42207. Catalog Cross-Reference - Verify Configuration: 203-282. Catalog Cross-Reference - Verify Configuration: 400-48087. Catalog Cross-Reference - Verify Configuration: 90-27-3205. Catalog Cross-Reference - Verify Configuration: A-80069. Catalog Cross-Reference - Verify Configuration: A004T66786. Catalog Cross-Reference - Verify Configuration: AMT0255. Catalog Cross-Reference - Verify Configuration: AVF-12316. Catalog Cross-Reference - Verify Configuration: ME150143. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm A4T66786 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.

A4T66786 24V 50A Alternator for Mitsubishi 6D2 6D22, OEM/reference A4T66786, Alternator, product view 1

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OEM / referenceA4T66786

SpecificationAlternator

Catalog ID53656531

Product Type: Alternator
Product Brand: EexcavaStart
Technical Specification: 50 Amp/24 Volt, CW, 2-Groove Pulley
Design: IR/EF
Voltage: 24 V
Amperage: 50 A
Rotation: CW
Plug Clock: 04:00 Plug Clocking
Plug Code: 192
Pulley Class: V2
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	Product reference	A4T66786
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	12316N
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	12316
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	143-42207
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	203-282
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	400-48087
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	90-27-3205
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A-80069
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A004T66786
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	AMT0255
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	AVF-12316
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	ME150143
Cross-reference (fitment check required)	ARROWHEAD	AMT0255
Cross-reference (fitment check required)	ARROWHEAD	400-48087
Cross-reference (fitment check required)	CATERPILLAR	10R-7562
Cross-reference (fitment check required)	CATERPILLAR	5I-7615
Cross-reference (fitment check required)	LESTER	12316
Cross-reference (fitment check required)	MITSUBISHI INDUSTRIAL	ME150143

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

A4T66786

Cross-reference (fitment check required)

12316N
12316
143-42207
203-282
400-48087
90-27-3205
A-80069
A004T66786
AMT0255
AVF-12316
ME150143
10R-7562
5I-7615

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

Alternator

Category: Alternators
Catalog ID: 53656531
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

3 model references

Recorded application: Make: Mitsubishi · Model: 6D2 · Year: 1992-2007 · Engine: Diesel
Recorded application: Make: Mitsubishi · Model: 6D22 · Year: 1989 · Engine: Diesel
Recorded application: Make: Mitsubishi · Model: 6D22T · Year: 1989 · Engine: Diesel

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 A4T66786

Which machines use A4T66786?

Recorded compatible model references include Recorded application: Make: Mitsubishi · Model: 6D2 · Year: 1992-2007 · Engine: Diesel, Recorded application: Make: Mitsubishi · Model: 6D22 · Year: 1989 · Engine: Diesel, Recorded application: Make: Mitsubishi · Model: 6D22T · Year: 1989 · Engine: Diesel. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for A4T66786?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable.

How do I confirm A4T66786 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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