Alternators

EexcavaStart 3L74-10300-AA 12V 135A Alternator for Ford Expedition 4.6L

Q: What numbers are documented for 3L74-10300-AA?

Primary Manufacturer Reference: 3L74-10300-AA. Search Format Alias: 3L7410300AA. Cross-reference (fitment check required): AFD0128. Cross-reference (fitment check required): 400-14111. Cross-reference (fitment check required): 3L74-10300-BA. Cross-reference (fitment check required): 3L74-10300-BB. Cross-reference (fitment check required): 3L74-10346-AA. Cross-reference (fitment check required): 3L7Z-10346-AA. Cross-reference (fitment check required): 3L7Z-10346-BA. Cross-reference (fitment check required): 8303. Cross-reference (fitment check required): GL-550. Cross-reference (fitment check required): GL-608. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 3L74-10300-AA 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 / reference3L74-10300-AA

Specification12V 135A Alternator; original-unit verification required

Catalog ID929290051

Product Type: Alternator
Product Brand: EexcavaStart
Primary Reference: 3L74-10300-AA
Equipment Scope: SUV
Voltage: 12 V
Rated Output: 135 A
Rotation: CW
Regulator: Internal
Pulley: 6 grooves; clutch pulley; 60 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	FORD	3L74-10300-AA
Search Format Alias	Formatting only	3L7410300AA
Cross-reference (fitment check required)	ARROWHEAD	AFD0128
Cross-reference (fitment check required)	ARROWHEAD	400-14111
Cross-reference (fitment check required)	FORD	3L74-10300-BA
Cross-reference (fitment check required)	FORD	3L74-10300-BB
Cross-reference (fitment check required)	FORD	3L74-10346-AA
Cross-reference (fitment check required)	FORD	3L7Z-10346-AA
Cross-reference (fitment check required)	FORD	3L7Z-10346-BA
Cross-reference (fitment check required)	LESTER	8303
Cross-reference (fitment check required)	MOTORCRAFT	GL-550
Cross-reference (fitment check required)	MOTORCRAFT	GL-608
Cross-reference (fitment check required)	MOTORCRAFT	GL-627
Cross-reference (fitment check required)	WAI	1-2533-31FD

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

3L74-10300-AA

Formatting alias

3L7410300AA

Cross-reference (fitment check required)

AFD0128
400-14111
3L74-10300-BA
3L74-10300-BB
3L74-10346-AA
3L7Z-10346-AA
3L7Z-10346-BA
8303
GL-550
GL-608
GL-627
1-2533-31FD

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 135A Alternator; original-unit verification required

Category: Alternators
Catalog ID: 929290051
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

4 model references

Ford EXPEDITION 2003 / 281cu in 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Ford Expedition 2003 / 4600cc 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Ford EXPEDITION 2004 / 281cu in 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Ford Expedition 2004 / 4600cc 4.6L V8: 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 3L74-10300-AA

Which machines use 3L74-10300-AA?

Recorded compatible model references include Ford EXPEDITION 2003 / 281cu in 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Ford Expedition 2003 / 4600cc 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Ford EXPEDITION 2004 / 281cu in 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Ford Expedition 2004 / 4600cc 4.6L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 3L74-10300-AA?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Formatting aliases for the same number: 3L7410300AA.

How do I confirm 3L74-10300-AA 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.