Remy 12891 Alternator

Reliable Alternator for BMW Models

The Remy Premium Remanufactured Alternator 12891 is designed to restore charging system performance in select BMW vehicles. Engineered with a 180-amp rating and internal fan, this alternator ensures consistent electrical output for your BMW 128i, 328i, 330i, X3, X5, and other compatible models.

• Amperage Rating: 180 amps for robust electrical supply
• Internal fan type for efficient cooling
• Remanufactured to meet OE standards
• Includes pulley for direct replacement
• Clockwise rotation direction
• 12-volt system compatibility
• Internal voltage regulator for stable voltage output
• OE Manufacturer: Bosch

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 12891 alternator benefits from this quality-focused remanufacturing, providing a cost-effective alternative to new parts without compromising functionality.

Product Details and Specifications

This alternator is specifically designed for 12-volt electrical systems and features an internal voltage regulator to maintain consistent voltage levels. The internal fan design helps dissipate heat efficiently, extending the alternator's service life. The included pulley allows for straightforward installation, and the clockwise rotation matches the original equipment setup. Manufactured by Bosch, the core components meet high standards for durability and performance.

Compatible BMW Models and Applications

• BMW 128i
• BMW 323i
• BMW 328i, 328i xDrive, 328xi
• BMW 330i, 330xi
• BMW 528i, 528i xDrive, 528xi
• BMW X3 and X5

Common Issues Addressed by This Alternator

• Battery not charging properly
• Dimming or flickering headlights
• Electrical system warning lights on dashboard
• Intermittent power loss or stalling
• Unusual noises from the engine bay related to charging system

Installation Notes and Tips

Ensure the vehicle battery is disconnected before beginning installation. This alternator includes the pulley, simplifying replacement without needing additional parts. Verify the clockwise rotation direction matches your vehicle’s original alternator. After installation, check the charging voltage to confirm proper operation. Professional installation is recommended for accurate fitment and electrical connections.

Quality Assurance and Warranty

The Remy Premium Remanufactured Alternator 12891 undergoes comprehensive testing to meet or exceed original equipment standards. While specific warranty details may vary, Remy typically offers coverage against defects in materials and workmanship. Consult product documentation or your supplier for exact warranty terms.