Remy 12891 Alternator

Remanufactured BMW Alternator

Remy Premium Remanufactured Alternator Part Number 12891 is a 12-volt charging system component built for BMW applications that require 180 amps. It uses an internal fan, internal voltage regulator, clockwise rotation, and includes the pulley for a direct replacement-style service part.

Remy’s Premium Remanufactured line focuses on remanufactured electrical components restored to meet OE-style application requirements. This alternator is OE manufactured by Bosch and is built for select BMW 128i, 328i, 528i, X3, and X5 models with the specified equipment.

Key Features

• 180 amp amperage rating for BMW charging system applications
• 12-volt remanufactured alternator
• Internal fan and internal voltage regulator
• Clockwise rotation
• Pulley included
• OE manufacturer: Bosch
• Remy Premium Remanufactured line

Application Details

Compatible with select BMW charging system setups, including 2008-2013 BMW 128i, 2007-2013 BMW 328i, 2009-2013 BMW 328i xDrive, 2010-2011 BMW 323i, 2008-2010 BMW 528i, 2009-2010 BMW 528i xDrive, 2007-2010 BMW X3, and 2006-2010 BMW X5 configurations listed below. This part number 12891 also cross-references Bosch 0-121-715-012 for the same application.

• Fits 2008-2013 BMW 128i, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2007-2013 BMW 328i, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2009-2013 BMW 328i xDrive, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2010-2011 BMW 323i, N/A, 180 Amps - specific for Alternator; Premium Remanufactured
• Fits 2008-2010 BMW 528i, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2009-2010 BMW 528i xDrive, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2007-2010 BMW X3, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2010 BMW X5, N/A, wo/Adaptive Control; wo/4-Zone Climate Control; 180 Amps; Premium Remanufactured
• Fits 2008-2009 BMW 323i, N/A, Bosch Unit; Opt; 180 Amps; Premium Remanufactured
• Fits 2009 BMW X5, N/A, wo/Rear AC; 180 Amps; Premium Remanufactured
• Fits 2007-2008 BMW 328xi, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2008 BMW 528xi, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2007-2008 BMW X5, N/A, wo/Electronic Suspension; wo/Rear AC; 180 Amps; Premium Remanufactured
• Fits 2007 BMW 323i, N/A, Opt; 180 Amps; From 4/2007; Premium Remanufactured
• Fits 2006 BMW 330i, N/A, Opt; 180 Amps; Premium Remanufactured
• Fits 2006 BMW 330xi, N/A, Opt; 180 Amps; Premium Remanufactured

Common Problems This Part Can Address

• Battery warning light caused by alternator output loss
• Low charging voltage in BMW electrical systems
• Dim lights or unstable electrical performance
• Charging failure after alternator wear or internal regulator issues
• Accessory and starting problems related to insufficient system voltage

Installation Notes

Verify the vehicle’s original alternator amperage, pulley configuration, rotation direction, and equipment notes before installation. BMW X5 applications in this listing require attention to options such as adaptive control, rear A/C, electronic suspension, and 4-zone climate control. Confirm the OE-style Bosch unit match and compare the existing part number 12891 against the vehicle’s original component before replacement.

Quality Assurance

Remy Premium Remanufactured electrical parts are remanufactured for application-specific fitment and OE-style service use. This alternator is built as a remanufactured replacement for select BMW charging systems and follows the listed Bosch-based application coverage.