OE Quality
60-Day Returns

Remy 12647 Alternator
Reliable Alternator for Lexus and Toyota Vehicles
The Remy Premium Remanufactured Alternator 12647 is designed to restore your vehicle's charging system with dependable performance. Engineered for select Lexus and Toyota models, this alternator ensures consistent 12-volt power delivery and efficient operation.
- 100 Ampere rating for stable electrical output
- Internal fan type for effective cooling
- Remanufactured to meet OEM standards
- Includes pulley for straightforward installation
- Clockwise rotation direction compatible with specified vehicles
- Internal voltage regulator for precise voltage control
- OE Manufacturer: Nippondenso
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 longevity. The 12647 alternator benefits from this rigorous remanufacturing process, providing a cost-effective alternative to new parts without compromising quality.
Detailed Alternator Features and Specifications
This Remy alternator features a 100 ampere output suitable for the electrical demands of Lexus and Toyota vehicles such as the Avalon, Camry, Highlander, RAV4, RX350, and Venza. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures stable voltage supply to your vehicle's electrical system. The included pulley and clockwise rotation direction match the original equipment setup, facilitating a direct replacement without modification.
Common Applications and Problem Resolution
- Restores charging system functionality in Lexus Avalon and Toyota Camry
- Resolves battery drain issues caused by faulty alternators
- Eliminates dimming or flickering headlights in Highlander and RAV4 models
- Addresses warning lights related to charging system failures in RX350 and Venza
- Replaces worn or damaged alternators to maintain vehicle electrical performance
Installation Notes and Tips
Installation of the Remy 12647 alternator should be performed by a qualified technician familiar with Lexus and Toyota electrical systems. Ensure battery terminals are disconnected before removal. The included pulley and clockwise rotation direction allow for a direct swap with the original alternator. Verify all electrical connections and mounting points are secure to prevent operational issues.
Quality Assurance and Warranty
Remy Premium Remanufactured alternators undergo comprehensive testing to meet OEM performance standards. This alternator is built with quality components, including an internal voltage regulator and fan, to ensure reliable operation. Warranty coverage details should be confirmed at the point of purchase, reflecting Remy's commitment to product reliability.
| Brand | Remy |
| Part Number | 12647 |
| Position | Premium Remanufactured |
| Amperage Rating | 100 |
| Fan Type | Internal |
| New or Remanufactured | Remanufactured |
| OE Manufacturer | Nippondenso |
| Pulley Included | Yes |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | Internal |
This part fits 57 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2018 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2017 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2017 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2016 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2016 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2016 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2015 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2015 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2015 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2014 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2014 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2014 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2013 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2013 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2013 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | Std; 100 Amps; Premium Remanufactured | |
| 2013 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2012 | Toyota | Avalon | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2012 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2012 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | Std; 100 Amps; Premium Remanufactured | |
| 2012 | Toyota | RAV4 | 3.5L | V6 | N/A | wo/Towing Pkg; 100 Amps; Premium Remanufactured | ||
| 2012 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2011 | Toyota | Avalon | Base | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2011 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2011 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2011 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | Std; 100 Amps; Premium Remanufactured | |
| 2011 | Toyota | RAV4 | 3.5L | V6 | N/A | wo/Towing Pkg; 100 Amps; Premium Remanufactured | ||
| 2011 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2010 | Toyota | Avalon | XL | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2010 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2010 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2010 | Toyota | Highlander | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2010 | Toyota | RAV4 | 3.5L | V6 | N/A | wo/Towing Pkg; 100 Amps; Premium Remanufactured | ||
| 2010 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2009 | Lexus | RX350 | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2009 | Toyota | Avalon | XL | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2009 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2009 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2009 | Toyota | Highlander | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2009 | Toyota | RAV4 | 3.5L | V6 | N/A | wo/Towing Pkg; 100 Amps; Premium Remanufactured | ||
| 2009 | Toyota | Venza | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2008 | Lexus | RX350 | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2008 | Toyota | Avalon | XL | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2008 | Toyota | Avalon | Touring | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2008 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2008 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2008 | Toyota | Highlander | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2007 | Lexus | RX350 | 3.5L | V6 | N/A | Std; 100 Amps; Premium Remanufactured | ||
| 2007 | Toyota | Avalon | XL | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2007 | Toyota | Avalon | Touring | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2007 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2007 | Toyota | Camry | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | ||
| 2006 | Toyota | Avalon | XL | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2006 | Toyota | Avalon | Touring | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2006 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2005 | Toyota | Avalon | XL | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2005 | Toyota | Avalon | Touring | 3.5L | V6 | N/A | 100 Amps, fits various alternator models.; Premium Remanufactured | |
| 2005 | Toyota | Avalon | XLS | 3.5L | V6 | N/A | 100 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.