Alternators

EexcavaStart 0-123-520-003 12V 150A Alternator for Audi A8 3.7L

Q: What numbers are documented for 0-123-520-003?

Primary Manufacturer Reference: 0-123-520-003. Search Format Alias: 0123520003. Cross-reference (fitment check required): 400-24172. Cross-reference (fitment check required): BAL0715X. Cross-reference (fitment check required): 0-123-520-019. Cross-reference (fitment check required): 0-123-520-027. Cross-reference (fitment check required): 13773. Cross-reference (fitment check required): 13773B. Cross-reference (fitment check required): 038-903-018G. Cross-reference (fitment check required): 077-903-015F. Cross-reference (fitment check required): 077-903-015K. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 0-123-520-003 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 / reference0-123-520-003

Specification12V 150A Alternator; original-unit verification required

Catalog ID929290110

Product Type: Alternator
Product Brand: EexcavaStart
Primary Reference: 0-123-520-003
Equipment Scope: Audi A8; exact catalog-listed engine/year rows only
Voltage: 12 V
Rated Output: 150 A
Rotation: CW
Regulator: Internal
Pulley: 6 grooves; 57 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	BOSCH	0-123-520-003
Search Format Alias	Formatting only	0123520003
Cross-reference (fitment check required)	ARROWHEAD	400-24172
Cross-reference (fitment check required)	ARROWHEAD	BAL0715X
Cross-reference (fitment check required)	BOSCH	0-123-520-019
Cross-reference (fitment check required)	BOSCH	0-123-520-027
Cross-reference (fitment check required)	LESTER	13773
Cross-reference (fitment check required)	LESTER	13773B
Cross-reference (fitment check required)	VOLKSWAGEN	038-903-018G
Cross-reference (fitment check required)	VOLKSWAGEN	077-903-015F
Cross-reference (fitment check required)	VOLKSWAGEN	077-903-015K

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

0-123-520-003

Formatting alias

0123520003

Cross-reference (fitment check required)

400-24172
BAL0715X
0-123-520-019
0-123-520-027
13773
13773B
038-903-018G
077-903-015F
077-903-015K

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 150A Alternator; original-unit verification required

Category: Alternators
Catalog ID: 929290110
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

3 model references

Audi A8 1997 / 3.7L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Audi A8 1998 / 3.7L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Audi A8 1999 / 3.7L: 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 0-123-520-003

Which machines use 0-123-520-003?

Recorded compatible model references include Audi A8 1997 / 3.7L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Audi A8 1998 / 3.7L: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Audi A8 1999 / 3.7L: 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 0-123-520-003?

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: 0123520003.

How do I confirm 0-123-520-003 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.