Part #: 11439

MPA Electrical 11439 Alternator

Remanufactured
⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Remanufactured
🚗Fitment: Mazda, 3
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Reliable Alternator for Mazda 3 Vehicles

The MPA Electrical Remanufactured Alternator 11439 is designed specifically for Mazda 3 models, providing a dependable 110 amps output at 12 volts. This alternator features a Mitsubishi-manufactured core with an internal fan and a 6 groove serpentine clutch pulley to ensure efficient charging and starting performance.

  • 110 amps output for consistent electrical power
  • 12 volts system compatibility
  • Internal fan for effective cooling
  • 6 groove serpentine clutch pulley for smooth belt operation
  • External voltage regulator for precise voltage control
  • Clockwise rotation matching Mazda 3 specifications
  • Manufactured by Mitsubishi for quality assurance

Detailed Features of the MPA Electrical Remanufactured Alternator

This alternator, part number 11439, is a remanufactured unit from MPA Electrical's Remanufactured product line, which focuses on restoring components to meet original equipment standards. The alternator includes an external voltage regulator and a 6 groove serpentine clutch pulley, designed to fit the charging system requirements of Mazda 3 vehicles. Its internal fan helps maintain optimal operating temperatures, while the clockwise rotation aligns with the engine's design. The 110 amps output ensures sufficient power for the vehicle's electrical demands.

Compatible Applications and Common Issues Addressed

  • Replacement for failing or weak alternators in Mazda 3 models
  • Resolves battery charging problems and electrical system malfunctions
  • Addresses issues with dimming headlights or electrical accessories
  • Fixes belt slippage related to pulley wear or damage
  • Corrects voltage irregularities caused by faulty regulators

Installation Notes and Tips

When installing the MPA Electrical Remanufactured Alternator 11439, ensure the serpentine belt is properly aligned with the 6 groove clutch pulley. Verify the clockwise rotation matches the engine's rotation direction. It is recommended to inspect the battery and electrical connections for corrosion or damage during installation. Proper torque specifications should be followed to avoid damage to mounting points.

Quality Assurance and Warranty Information

MPA Electrical's Remanufactured alternators undergo rigorous testing to meet OEM performance standards. This alternator is built on a Mitsubishi core, ensuring durability and reliability. While specific warranty details may vary, remanufactured parts typically include a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.

BrandMPA Electrical
Part Number11439
PositionRemanufactured
Amps110 Amps
Clock3:00
FanInternal
ManufacturerMitsubishi
Pulley6 Groove Serpentine Clutch Pulley
RegulatorExternal
RotationClockwise
Volts12 Volts

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013Mazda32.3LL4N/ARemanufactured
2012Mazda32.3LL4N/ARemanufactured
2011Mazda32.3LL4N/ARemanufactured
2010Mazda32.3LL4N/ARemanufactured

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

11439A3TJ3281L3BD-18-300A

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.