Part #: 12409

Remy 12409 Alternator

Premium Remanufactured
⚙️ 9 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: Audi and Volkswagen, S4, A4, A4 Quattro, and Passat
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator for Audi and Volkswagen Vehicles

The Remy Premium Remanufactured Alternator 12409 is designed to restore charging system performance in select Audi and Volkswagen models. Engineered with an internal fan and voltage regulator, this 12-volt alternator delivers consistent 120-amp output to meet your vehicle's electrical demands.

  • Amperage Rating: 120 amps for stable electrical supply
  • Internal fan type for efficient cooling
  • Remanufactured to meet OE standards
  • OE Manufacturer: Bosch for trusted quality
  • Includes pulley for straightforward installation
  • Clockwise rotation direction
  • Internal voltage regulator for precise voltage control

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet original equipment specifications. This process includes thorough testing and replacement of worn components, ensuring reliable performance and durability. The 12409 alternator benefits from this rigorous remanufacturing process, providing a cost-effective alternative to new parts without compromising quality.

Detailed Product Description

This Remy alternator 12409 is specifically compatible with Audi A4, A4 Quattro, S4, and Volkswagen Passat models. It features a 120-amp amperage rating suitable for vehicles with moderate to high electrical loads. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures stable voltage output to protect your vehicle's electrical system. The included pulley and clockwise rotation direction match original equipment specifications, facilitating a direct replacement.

Common Issues Addressed by This Alternator

  • Battery not charging or frequent battery drain
  • Dimming or flickering headlights and dashboard lights
  • Electrical system warning lights illuminated on the dashboard
  • Unusual noises from the alternator area
  • Failure to start due to insufficient electrical power

Installation Notes and Tips

Before installation, verify compatibility with your specific Audi or Volkswagen model and engine type. Disconnect the battery to prevent electrical shorts. The included pulley allows for a direct swap with the original alternator. Ensure the alternator is mounted securely and all electrical connections are clean and tight. After installation, test the charging system voltage to confirm proper operation.

Quality Assurance and Warranty

Remy Premium Remanufactured alternators undergo comprehensive testing to meet or exceed OE performance standards. This alternator includes an internal voltage regulator and is built with Bosch components to ensure reliability. Warranty coverage details should be confirmed at the point of purchase, reflecting Remy's commitment to quality and customer satisfaction.

BrandRemy
Part Number12409
PositionPremium Remanufactured
Amperage Rating120
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerBosch
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002AudiS42.7LV6N/ABosch Unit; 120 Amps; Premium Remanufactured
2002VolkswagenPassat1.8LL4N/A120 Amps; Premium Remanufactured
2001AudiA41.8LL4N/ABosch Unit; 120 Amps; Premium Remanufactured
2001AudiA4 Quattro1.8LL4N/ABosch Unit; 120 Amps; Premium Remanufactured
2001VolkswagenPassat1.8LL4N/ABosch Unit; Opt; 120 Amps; Premium Remanufactured
2000AudiA41.8LL4N/ABosch Unit; 120 Amps; Premium Remanufactured
2000AudiA4 Quattro1.8LL4N/ABosch Unit; 120 Amps; Premium Remanufactured
2000VolkswagenPassat1.8LL4N/ABosch Unit; Opt; 120 Amps; Premium Remanufactured
1999VolkswagenPassat1.8LL4N/ABosch Unit; Opt; 120 Amps; 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:

0-124-515-0340-124-515-058038-903-018F06B-903-016F

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