Alternators

EexcavaStart 1042103261 12V 150A Alternator for CADILLAC STS 4.4 Kompressor

Q: What numbers are documented for 1042103261?

Primary Manufacturer Reference: 1042103261. Cross-reference (fitment check required): 12571. Cross-reference (fitment check required): 25756440. Cross-reference (fitment check required): DRA1097. Cross-reference (fitment check required): 104210-3260. Search Format Alias: 104210-3261. Cross-reference (fitment check required): A-80282. Cross-reference (fitment check required): A-80325. Cross-reference (fitment check required): ALT6635. Cross-reference (fitment check required): ALN3261. Cross-reference (fitment check required): ALN3261NW. Cross-reference (fitment check required): 554475RI. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 1042103261 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 / reference1042103261

Specification12V 150A Alternator; exact configuration verification required

Catalog ID930000025

Product Type: Alternator
Product Brand: EexcavaStart
Primary Reference: 1042103261
Equipment Scope: CADILLAC STS 4.4 Kompressor
Voltage: 12 V
Rated Output: 150 A
Size A [ mm ] (recorded; verify matching diagram/interface): 30.50
Size C [ mm ] (recorded; verify matching diagram/interface): 30.00
G [ qty. ] (recorded; verify matching diagram/interface): 5
O.D.1 [ mm ] (recorded; verify matching diagram/interface): 58.00
Pulley (recorded; verify matching diagram/interface): AP
D.1 [ mm ] (recorded; verify matching diagram/interface): 10.00
D.2 [ mm ] (recorded; verify matching diagram/interface): 13.00
D.3 [ mm ] (recorded; verify matching diagram/interface): 10.00
E.1 [ mm ] (recorded; verify matching diagram/interface): 70.00
E.2 [ mm ] (recorded; verify matching diagram/interface): 70.00
E.3 [ mm ] (recorded; verify matching diagram/interface): 50.00
L.1 [ mm ] (recorded; verify matching diagram/interface): 175.00
Plug (recorded; verify matching diagram/interface): PL_2201
Configuration Restriction: This listing covers only CADILLAC STS 4.4 Kompressor, engine LC3, 09.2005 - 12.2007. Match the original reference, 12V/150A rating, mounting pattern, pulley and electrical connector before ordering. Other variants in reference catalogs are not included.
Availability: Quote only; stock not confirmed
Image Disclosure: Brand packaging illustration; not an exact-unit photograph

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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	DENSO	1042103261
Cross-reference (fitment check required)	DELCO	12571
Cross-reference (fitment check required)	DELCO	25756440
Cross-reference (fitment check required)	DELCO	DRA1097
Cross-reference (fitment check required)	DENSO	104210-3260
Search Format Alias	Formatting only	104210-3261
Cross-reference (fitment check required)	DIXIE	A-80282
Cross-reference (fitment check required)	DIXIE	A-80325
Cross-reference (fitment check required)	ELECTROLOG	ALT6635
Cross-reference (fitment check required)	KRAUF	ALN3261
Cross-reference (fitment check required)	KRAUF	ALN3261NW
Cross-reference (fitment check required)	KUHNER	554475RI
Cross-reference (fitment check required)	WAI	11038R
Cross-reference (fitment check required)	WILSON	90-29-5538

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

1042103261

Formatting alias

104210-3261

Cross-reference (fitment check required)

12571
25756440
DRA1097
104210-3260
A-80282
A-80325
ALT6635
ALN3261
ALN3261NW
554475RI
11038R
90-29-5538

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; exact configuration verification required

Category: Alternators
Catalog ID: 930000025
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

1 model reference

CADILLAC STS 4.4 Kompressor, engine LC3, 09.2005 - 12.2007; catalog-listed exact configuration; verify original number, mounting and connector before ordering.

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 1042103261

Which machines use 1042103261?

Recorded compatible model references include CADILLAC STS 4.4 Kompressor, engine LC3, 09.2005 - 12.2007; catalog-listed exact configuration; verify original number, mounting and connector before ordering.. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 1042103261?

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: 104210-3261.

How do I confirm 1042103261 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.