EexcavaStart LF8J-18-300 12V 100A Alternator for Mazda 3 2.0L L4
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.
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
MAZDA
LF8J-18-300
Search Format Alias
Formatting only
LF8J18300
Cross-reference (fitment check required)
LESTER
11342
Cross-reference (fitment check required)
LUCAS ELECTRICAL EUROPE
LRA03863
Cross-reference (fitment check required)
MITSUBISHI
A2TJ0791
Cross-reference (fitment check required)
PIC
203-5184
Cross-reference (fitment check required)
REMY LIGHT DUTY
12999
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
LF8J-18-300
Formatting alias
LF8J18300
Cross-reference (fitment check required)
11342
LRA03863
A2TJ0791
203-5184
12999
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.
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
Mazda 3 2010 / 1999cc 2.0L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Mazda 3 2011 / 1999cc 2.0L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections
Mazda 3 2012 / 1999cc 2.0L 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 LF8J-18-300
Which machines use LF8J-18-300?
Recorded compatible model references include Mazda 3 2010 / 1999cc 2.0L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Mazda 3 2011 / 1999cc 2.0L L4: Catalog-listed; verify original unit number, mounting, pulley and electrical connections, Mazda 3 2012 / 1999cc 2.0L 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 LF8J-18-300?
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: LF8J18300.
How do I confirm LF8J-18-300 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.