Bosch AL0725X Alternator

Bosch Remanufactured Alternator AL0725X

Bosch AL0725X is a remanufactured 12-volt alternator built for charging-system replacement on select Audi A4, Audi A4 Quattro, and Volkswagen Passat applications. It is a 90-amp unit with an internal regulator, internal fan, and a 5-groove pulley for direct-fit service where Bosch equipment is specified.

Key Features

• Remanufactured Bosch alternator for 12-volt charging systems
• 90-amp amperage rating for OE-style electrical output
• Internal regulator and internal fan design
• Clockwise rotation
• 5-groove pulley included; 56 mm outside pulley diameter
• Aluminum case and aluminum case material
• External fan included and external regulator included as listed
• Plug type 367 with rear-view plug clock position at 6 o’clock

Product Details

Bosch Premium Alternators are remanufactured, tested, and built to deliver consistent charging performance and dependable operation in everyday driving. The AL0725X is a direct replacement alternator for vehicles that use Bosch or Valeo unit configurations in the fitment list, including 1999-2005 Volkswagen Passat and 1999-2001 Audi A4 / Audi A4 Quattro applications. This Bosch AL0725X alternator cross-references 06B903016A and 038903018E for the same application.

What This Alternator Helps Address

• Battery warning light caused by low charging output
• Dim lights or unstable electrical performance
• Battery drain from a failing alternator
• Charging-system noise related to worn internal components
• Starting issues tied to insufficient alternator output

Installation Notes and Fitment

Fits 2004-2005 Volkswagen Passat, N/A; To 90 Amp Alternator; Alternator (Remanufactured).

Fits 2000 Volkswagen Passat, N/A; To 90 Amp Alternator; Alternator (Remanufactured).

Fits 2000-2004 Volkswagen Passat, N/A; with Bosch Unit; Alternator (Remanufactured).

Fits 2002-2003 Volkswagen Passat, N/A; Standard; To 90 Amp Alternator; with Bosch Unit; Alternator (Remanufactured).

Fits 2000-2001 Audi A4, N/A; To 90 Amp Alternator; with Bosch Unit; Alternator (Remanufactured).

Fits 2000-2001 Audi A4 Quattro, N/A; To 90 Amp Alternator; with Bosch Unit; Alternator (Remanufactured).

Fits 2000 Audi A4 Quattro, N/A; To 90 Amp Alternator; Alternator (Remanufactured).

Fits 1999 Audi A4, N/A; To 90 Amp Alternator; From Chassis # 8DX20000; Alternator (Remanufactured).

Fits 1999 Audi A4, N/A; To 90 Amp Alternator; with Bosch Unit; From Chassis # 8DX20000; Alternator (Remanufactured).

Fits 1999 Audi A4 Quattro, N/A; To 90 Amp Alternator; with Bosch Unit; From Chassis # 8DX20000; Alternator (Remanufactured).

Fits 1999 Audi A4 Quattro, N/A; To 90 Amp Alternator; From Chassis # 8DX20000; Alternator (Remanufactured).

Fits 1999 Volkswagen Passat, N/A; To 90 Amp Alternator; with Bosch Unit; From Chassis # 3BX150001; Alternator (Remanufactured).

Fits 1999 Volkswagen Passat, N/A; Standard; To 90 Amp Alternator; with Bosch Unit; From Chassis # 3-BX-150001; Alternator (Remanufactured).

Fits 1999 Volkswagen Passat, N/A; To 90 Amp Alternator; with Valeo Unit; From Chassis # 3BX150001; Alternator (Remanufactured).

Verify the plug type, pulley configuration, and chassis break notes before installation. This Bosch AL0725X alternator is packaged as a boxed remanufactured unit for service replacement on the listed Audi A4, Audi A4 Quattro, and Volkswagen Passat applications.

Quality Assurance

Bosch remanufactured alternators are built and tested to meet charging-system service requirements, with attention to fit, output, and reliability for OE-style replacement use.