Alternators

EexcavaStart 10463338 12V 140A Alternator for Buick Commercial Chassis 5.7L V8

Q: What numbers are documented for 10463338?

Primary Manufacturer Reference: 10463338. Cross-reference (fitment check required): 321-1111. Cross-reference (fitment check required): 321-594. Cross-reference (fitment check required): 334-2401. Cross-reference (fitment check required): ADR0200. Cross-reference (fitment check required): 112884. Cross-reference (fitment check required): 10463678. Cross-reference (fitment check required): 10479891. Cross-reference (fitment check required): 10480201. Cross-reference (fitment check required): RM1329. Cross-reference (fitment check required): 8112-5. Cross-reference (fitment check required): 8201-5. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 10463338 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 / reference10463338

Specification12V 140A Alternator; original-unit verification required

Catalog ID929290258

Product Type: Alternator
Product Brand: EexcavaStart
Primary Reference: 10463338
Equipment Scope: Buick Commercial Chassis; exact catalog-listed engine/year rows only
Voltage: 12 V
Rated Output: 140 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	DELCO	10463338
Cross-reference (fitment check required)	AC DELCO	321-1111
Cross-reference (fitment check required)	AC DELCO	321-594
Cross-reference (fitment check required)	AC DELCO	334-2401
Cross-reference (fitment check required)	ARROWHEAD	ADR0200
Cross-reference (fitment check required)	CARGO	112884
Cross-reference (fitment check required)	DELCO	10463678
Cross-reference (fitment check required)	DELCO	10479891
Cross-reference (fitment check required)	DELCO	10480201
Cross-reference (fitment check required)	DELPHI	RM1329
Cross-reference (fitment check required)	LESTER	8112-5
Cross-reference (fitment check required)	LESTER	8201-5
Cross-reference (fitment check required)	NSA	ALT-1070
Cross-reference (fitment check required)	WAI	1-1690-21DR

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

10463338

Cross-reference (fitment check required)

321-1111
321-594
334-2401
ADR0200
112884
10463678
10479891
10480201
RM1329
8112-5
8201-5
ALT-1070
1-1690-21DR

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 140A Alternator; original-unit verification required

Category: Alternators
Catalog ID: 929290258
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

Buick Commercial Chassis 1994 / 5700cc 5.7L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Buick Commercial Chassis 1995 / 5700cc 5.7L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Buick Commercial Chassis 1996 / 5700cc 5.7L 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 10463338

Which machines use 10463338?

Recorded compatible model references include Buick Commercial Chassis 1994 / 5700cc 5.7L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Buick Commercial Chassis 1995 / 5700cc 5.7L V8: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Buick Commercial Chassis 1996 / 5700cc 5.7L 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 10463338?

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 10463338 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.