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Remy 12505 Alternator
Reliable Alternator for Volkswagen Golf and Jetta
The Remy Premium Remanufactured Alternator 12505 is designed to restore your Volkswagen Golf or Jetta's charging system with dependable performance. This 12-volt alternator features a 140-amp rating and includes an internal voltage regulator for consistent electrical output.
- Amperage Rating: 140 amps for efficient charging
- Fan Type: Internal fan for optimized cooling
- Remanufactured unit ensuring quality and value
- OE Manufacturer: Bosch, trusted original equipment
- Pulley Included for straightforward installation
- Rotation Direction: Clockwise to match factory specifications
- Voltage: 12 volts compatible with standard vehicle electrical systems
- Internal Voltage Regulator for stable voltage control
About the Premium Remanufactured Product Line
The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet or exceed original equipment standards. This process includes thorough testing and replacement of worn components, providing a cost-effective alternative to new parts without compromising reliability. The 12505 alternator benefits from this rigorous remanufacturing process, ensuring compatibility and performance for Volkswagen Golf and Jetta models.
Product Details and Specifications
This Remy alternator 12505 is engineered specifically for Volkswagen Golf and Jetta vehicles requiring a 140-amp charging system. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures consistent electrical output to protect your vehicle’s battery and electrical components. The clockwise rotation and included pulley match factory specifications, simplifying replacement and ensuring proper fitment.
Common Issues Addressed by This Alternator
- Battery not charging or losing charge while driving
- Dimming or flickering headlights and dashboard lights
- Electrical system warning lights illuminated on the dashboard
- Unusual noises from the alternator area due to worn components
- Vehicle stalling or difficulty starting related to charging system failure
Installation Notes and Tips
Installation of the Remy Premium Remanufactured Alternator 12505 should be performed by a qualified technician familiar with Volkswagen Golf and Jetta models. Ensure the battery is disconnected before removal and installation to prevent electrical shorts. Verify the clockwise rotation and pulley alignment during installation to maintain proper belt tension and system operation.
Quality Assurance and Warranty
Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet strict quality standards. Each unit is inspected for electrical output, mechanical integrity, and durability. While specific warranty details may vary, Remy typically offers a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.
| Brand | Remy |
| Part Number | 12505 |
| Position | Premium Remanufactured |
| Amperage Rating | 140 |
| Fan Type | Internal |
| New or Remanufactured | Remanufactured |
| OE Manufacturer | Bosch |
| Pulley Included | Yes |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | Internal |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Volkswagen | Golf | 2.5L | L5 | N/A | 5-Groove Pulley; 140 Amps; Premium Remanufactured |
| 2014 | Volkswagen | Jetta | 2.5L | L5 | N/A | Single Sided V-Ribbed Belt; 140 Amps; Premium Remanufactured |
| 2013 | Volkswagen | Golf | 2.5L | L5 | N/A | 5-Groove Pulley; 140 Amps; Premium Remanufactured |
| 2013 | Volkswagen | Jetta | 2.5L | L5 | N/A | Single Sided V-Ribbed Belt; 140 Amps; Premium Remanufactured |
| 2012 | Volkswagen | Jetta | 2.5L | L5 | N/A | Single Sided V-Ribbed Belt; 140 Amps; Premium Remanufactured |
| 2011 | Volkswagen | Golf | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2011 | Volkswagen | Jetta | 2.5L | L5 | N/A | Single Sided V-Ribbed Belt; 140 Amps; Premium Remanufactured |
| 2010 | Volkswagen | Golf | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2010 | Volkswagen | Jetta | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2009 | Volkswagen | Jetta | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2008 | Volkswagen | Jetta | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2007 | Volkswagen | Jetta | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2006 | Volkswagen | Jetta | 2.5L | L5 | N/A | 140 Amp Alternator; Premium Remanufactured |
| 2005 | Volkswagen | Jetta | 2.5L | L5 | N/A | 140 Amp Alternator; 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.