Alternators

EexcavaStart A3TG2391 12V 110A Alternator for Subaru Legacy 2.5L

Q: What numbers are documented for A3TG2391?

Primary Manufacturer Reference: A3TG2391. Cross-reference (fitment check required): AMT0143. Cross-reference (fitment check required): A-80087. Cross-reference (fitment check required): 400-48069. Cross-reference (fitment check required): 11024. Cross-reference (fitment check required): LRA03102. Cross-reference (fitment check required): A3TG2391ZC. Cross-reference (fitment check required): 213-9701. Cross-reference (fitment check required): 203-424. Cross-reference (fitment check required): 12632. Cross-reference (fitment check required): 23700-AA55A. Cross-reference (fitment check required): A3024. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm A3TG2391 before ordering?

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

EexcavaStart packaging illustration · Not a photograph of this exact part. Exact-unit photo availability is not confirmed; send your original part number and unit photos with your inquiry.

OEM / referenceA3TG2391

Specification12V 110A Alternator; original-unit verification required

Catalog ID929290030

Product Type: Alternator
Product Brand: EexcavaStart
Primary Reference: A3TG2391
Equipment Scope: Passenger car
Voltage: 12 V
Rated Output: 110 A
Rotation: CW
Regulator: Internal
Pulley: 5 grooves; 55 mm outside diameter
Availability: Quote only; stock not confirmed
Image Disclosure: Brand packaging illustration; exact-unit photograph not confirmed

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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 Manufacturer Reference	MITSUBISHI	A3TG2391
Cross-reference (fitment check required)	ARROWHEAD	AMT0143
Cross-reference (fitment check required)	DIXIE	A-80087
Cross-reference (fitment check required)	J&N Electrical Products	400-48069
Cross-reference (fitment check required)	LESTER	11024
Cross-reference (fitment check required)	LUCAS ELECTRICAL EUROPE	LRA03102
Cross-reference (fitment check required)	MITSUBISHI	A3TG2391ZC
Cross-reference (fitment check required)	NAPA POWER PREMIUM PLUS	213-9701
Cross-reference (fitment check required)	PIC	203-424
Cross-reference (fitment check required)	REMY LIGHT DUTY	12632
Cross-reference (fitment check required)	SUBARU	23700-AA55A
Cross-reference (fitment check required)	USA INDUSTRIES	A3024
Cross-reference (fitment check required)	WAI	1-2956-01MI
Cross-reference (fitment check required)	WILSON NEW	90-27-3343

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use photos of your original unit and the checklist before ordering.

Part identification

Reference numbers

Primary number

A3TG2391

Cross-reference (fitment check required)

AMT0143
A-80087
400-48069
11024
LRA03102
A3TG2391ZC
213-9701
203-424
12632
23700-AA55A
A3024
1-2956-01MI
90-27-3343

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

12V 110A Alternator; original-unit verification required

Category: Alternators
Catalog ID: 929290030
Illustration views: 1

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

19 model references

Subaru LEGACY 2005 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2005 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2005 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru LEGACY 2006 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2006 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2006 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2006 / 2458cc 2.5L H4 EJ255: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru LEGACY 2007 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2007 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2007 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2007 / 2458cc 2.5L H4 EJ255: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru LEGACY 2008 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2008 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2008 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2008 / 2458cc 2.5L H4 EJ255: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru LEGACY 2009 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2009 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2009 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Subaru Legacy 2009 / 2458cc 2.5L H4 EJ255: Catalog-listed; verify original unit number, mounting, pulley and electrical connections

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 A3TG2391

Which machines use A3TG2391?

Recorded compatible model references include Subaru LEGACY 2005 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru Legacy 2005 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru Legacy 2005 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru LEGACY 2006 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru Legacy 2006 / 2458cc 2.5L H4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru Legacy 2006 / 2458cc 2.5L H4 EJ253: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru Legacy 2006 / 2458cc 2.5L H4 EJ255: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Subaru LEGACY 2007 / 2.5L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections and 11 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for A3TG2391?

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 A3TG2391 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.