Alternators

EexcavaStart 13500577 12V 100A Alternator for Chevrolet SONIC 1.8L L4

Q: What numbers are documented for 13500577?

Primary Manufacturer Reference: 13500577. Cross-reference (fitment check required): 13579666. Cross-reference (fitment check required): 13595628. Cross-reference (fitment check required): 21514. Cross-reference (fitment check required): 1204654. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 13500577 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 / reference13500577

Specification12V 100A Alternator; original-unit verification required

Catalog ID929290273

Product Type: Alternator
Product Brand: EexcavaStart
Primary Reference: 13500577
Equipment Scope: Chevrolet SONIC; exact catalog-listed engine/year rows only
Voltage: 12 V
Rated Output: 100 A
Rotation: CW
Regulator: Internal
Fan Type: Internal fan
Clock (catalog index): 3; confirm connector orientation on the original unit
Pulley Type: Clutch
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	GENERAL MOTORS	13500577
Cross-reference (fitment check required)	GENERAL MOTORS	13579666
Cross-reference (fitment check required)	GENERAL MOTORS	13595628
Cross-reference (fitment check required)	LESTER	21514
Cross-reference (fitment check required)	OPEL	1204654

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

13500577

Cross-reference (fitment check required)

13579666
13595628
21514
1204654

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 100A Alternator; original-unit verification required

Category: Alternators
Catalog ID: 929290273
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

7 model references

Chevrolet SONIC 2012 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Chevrolet SONIC 2013 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Chevrolet SONIC 2014 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Chevrolet SONIC 2015 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Chevrolet SONIC 2016 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Chevrolet SONIC 2017 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Chevrolet SONIC 2018 / 110cu in 1.8L L4: 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 13500577

Which machines use 13500577?

Recorded compatible model references include Chevrolet SONIC 2012 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Chevrolet SONIC 2013 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Chevrolet SONIC 2014 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Chevrolet SONIC 2015 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Chevrolet SONIC 2016 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Chevrolet SONIC 2017 / 110cu in 1.8L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Chevrolet SONIC 2018 / 110cu in 1.8L L4: 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 13500577?

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 13500577 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.