MPA Electrical 15123N Alternator

120 Amp Alternator for Audi and Volkswagen

MPA Electrical 15123N is a new 12-volt alternator built for select Audi and Volkswagen applications that use a 120 amp charging system. It features an internal fan, internal regulator, clockwise rotation, and a Bosch manufacturer specification for direct-fit replacement use.

Key Features

• 120 amps output for stable charging performance
• 12-volt alternator with internal regulator
• Internal fan design
• Clockwise rotation
• Without pulley
• Bosch manufacturer specification
• Clock position: 7:30
• Part number: 15123N

Fitment Details

• Fits 2005 Volkswagen Passat, N/A, w/ 120 amp Valeo alt.; New
• Fits 2003 Volkswagen Passat, N/A, w/ 120 amp Valeo alt.; New
• Fits 2000 Volkswagen Passat, N/A, w/ 120 amp Valeo alt.; New
• Fits 2000-2005 Volkswagen Passat, N/A, compatible with vehicles equipped with a 120 amp alternator from Bosch.; New
• Fits 2004 Audi A6 Quattro, N/A, New
• Fits 2000-2001 Audi A6 Quattro, N/A, New
• Fits 2001-2004 Volkswagen Passat, N/A, optional, w/ 120 amp Valeo alt.; New
• Fits 1999-2003 Audi A6 Quattro, N/A, w/ Valeo alt.; New
• Fits 2002-2003 Audi A6 Quattro, N/A, w/ Bosch alt.; New
• Fits 2001-2002 Audi Allroad Quattro, N/A, compatible with vehicles equipped with a 120 amp alternator.; New
• Fits 2000-2002 Audi S4, N/A, w/ Bosch alt.; New
• Fits 2000-2002 Audi S4, N/A, w/ Valeo alt.; New
• Fits 2002 Volkswagen Passat, N/A, w/ 120 amp Bosch; New
• Fits 2001 Audi A4, N/A, w/ 120 amp Valeo alt.; New
• Fits 2001 Audi A4, N/A, compatible with vehicles equipped with a 120 amp alternator from Bosch.; New
• Fits 2000-2001 Audi A4, N/A, optional, w/ 120 amp Bosch alt.; New
• Fits 2001 Audi A4 Quattro, N/A, compatible with vehicles equipped with a 120 amp alternator from Bosch.; New
• Fits 2001 Audi A4 Quattro, N/A, w/ 120 amp Valeo alt.; New
• Fits 2001 Audi A4 Quattro, N/A, compatible with vehicles equipped with Bosch 120 amp alternator.; New
• Fits 2000-2001 Audi A6, N/A, New
• Fits 1999-2001 Volkswagen Passat, N/A, from Chassis 3B-X-150000, w/ 120 amp Bosch; New
• Fits 2000 Audi A4, N/A, w/ 120 Amp Valeo Alternator; New
• Fits 2000 Audi A4, N/A, w/ 120 Amp Bosch Alternator; New
• Fits 2000 Audi A4 Quattro, N/A, w/ 120 Amp Valeo Alternator; New
• Fits 2000 Audi A4 Quattro, N/A, w/ 120 Amp Bosch Alternator; New
• Fits 2000 Audi A4 Quattro, N/A, optional, w/ 120 amp Bosch alt.; New
• Fits 1999 Audi A6, N/A, w/ Valeo alt.; New
• Fits 1999 Volkswagen Passat, N/A, from Chassis 3B-X-150000, optional, w/ 120 amp Valeo alt.; New
• Fits 1999 Volkswagen Passat, N/A, from Chassis 3B-X-150000, optional, w/ 120 amp Bosch alt.; New

What This Alternator Helps Address

• Low charging output or battery warning lights
• Electrical system instability under load
• Alternator failure on 120 amp Bosch or Valeo-equipped vehicles
• Charging issues caused by worn internal components
• Replacement needs for Audi A4, A6, A6 Quattro, Allroad Quattro, S4, and Volkswagen Passat applications

Installation Notes

Verify alternator style, amperage, pulley configuration, rotation, and connector match before installation. This unit is supplied without a pulley and uses an internal regulator, so confirm the original unit specifications on the vehicle before ordering. For fitment searches, use terms such as 2000-2005 Volkswagen Passat 120 amp alternator, 2001 Audi A4 120 amp Bosch alternator, or 2000-2002 Audi S4 Bosch/Valeo alternator replacement.

Quality Assurance

MPA Electrical builds this replacement alternator to Bosch manufacturer specifications for the listed Audi and Volkswagen applications. Part number 15123N also cross-references 0-124-515-028 and 06B-903-016F for the same application.