Part #: 12399

Remy 12399 Alternator

Premium 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
📦Premium Remanufactured
🚗Fitment: Isuzu, Rodeo and Rodeo Sport
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator for Isuzu Rodeo and Rodeo Sport

The Remy Premium Remanufactured Alternator 12399 is designed specifically for Isuzu Rodeo and Rodeo Sport models. This 12-volt alternator delivers a 100-amp output with an internal fan and voltage regulator, ensuring consistent electrical performance for your vehicle.

Key Features of Remy Alternator 12399

  • Amperage Rating: 100 amps for stable power supply
  • Internal fan type for efficient cooling
  • Remanufactured to meet OE standards
  • OE Manufacturer: Hitachi, ensuring compatibility and quality
  • Includes pulley for straightforward installation
  • Clockwise rotation direction
  • Internal voltage regulator for reliable voltage control

Detailed Description of the Premium Remanufactured Alternator

This Remy Premium Remanufactured alternator (part number 12399) is engineered to restore your Isuzu Rodeo or Rodeo Sport's charging system to factory specifications. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures consistent voltage output. Remy’s Premium Remanufactured line focuses on delivering components that have been thoroughly tested and rebuilt to meet original equipment manufacturer (OEM) standards, providing a balance of quality and value. The inclusion of the pulley and adherence to the clockwise rotation direction simplifies replacement and ensures proper fitment.

Common Applications and Issues Addressed

  • Replacement for failing or weak alternators in Isuzu Rodeo and Rodeo Sport
  • Resolves battery charging problems and electrical system malfunctions
  • Fixes dimming or flickering headlights caused by inconsistent voltage
  • Eliminates warning lights related to charging system faults
  • Restores proper function to accessories dependent on stable electrical supply

Installation Notes and Tips

When installing the Remy alternator 12399, ensure the battery is disconnected to prevent electrical shorts. Verify the clockwise rotation direction matches your vehicle’s requirements. The included pulley allows for direct replacement without additional parts. It is recommended to inspect the serpentine belt and tensioner during installation to ensure optimal performance. Proper torque specifications should be followed to avoid damage to mounting points.

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet or exceed OEM standards. This alternator is remanufactured using quality components, including an internal voltage regulator and fan, to ensure durability and reliable operation. While specific warranty details may vary, Remy typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product’s longevity and performance.

BrandRemy
Part Number12399
PositionPremium Remanufactured
Amperage Rating100
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerHitachi
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003IsuzuRodeo2.2LL4N/A100 Amps, fits various alternator models.; Premium Remanufactured
2003IsuzuRodeo Sport2.2LL4N/A100 Amps, fits various alternator models.; Premium Remanufactured
2002IsuzuRodeo2.2LL4N/A100 Amps, fits various alternator models.; Premium Remanufactured
2002IsuzuRodeo Sport2.2LL4N/A100 Amps, fits various alternator models.; Premium Remanufactured

* 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:

8972873510LR1100-730

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