Bosch AL0184N Alternator

Overview

Bosch AL0184N is a new 14-volt alternator built for charging-system replacement on select Volkswagen applications. It uses an internal fan, internal regulator, and negative ground configuration to match the electrical requirements of the listed vehicles.

Compatible With Volkswagen EuroVan, Jetta, Golf, Passat, Corrado, and Transporter applications, this Bosch alternator is specified with a 100-amp rating, clockwise rotation, and a 6-groove pulley setup. Bosch AL0184N is a direct-fit charging component for owners replacing a worn or failing alternator.

Key Features

• New alternator with 14-volt output and 100-amp amperage rating.
• Internal fan and internal regulator for integrated charging control.
• 6-groove pulley design with clockwise rotation.
• Single pivoted lever mounting configuration with short mounting code.
• Negative ground electrical setup for listed Volkswagen charging systems.

Detailed Description

Bosch AL0184N is a new alternator engineered for the charging demands of select Volkswagen EuroVan, Jetta, Golf, Passat, Corrado, and Transporter models. The unit is built with a 6-groove belt interface, 50 mm outside pulley diameter, and a single pivoted lever mounting type to align with the specified applications. Its internal regulator and internal fan support stable charging performance in the vehicle’s electrical system.

This part cross-references Bosch and Volkswagen numbers such as 021903017B and 028903025R for the same application. Bosch AL0184N is a practical replacement when the original alternator shows reduced output, charging warning lights, or inconsistent electrical performance. The Bosch Alternator (New) line focuses on new, tested charging components for service replacement.

What It Is Used For

• Restoring battery charging output after alternator wear.
• Addressing charging warning lights on the instrument cluster.
• Replacing a unit with unstable voltage regulation.
• Correcting electrical issues caused by a failing alternator.
• Supporting reliable operation of the vehicle’s charging system.

Installation Notes and Tips

Verify pulley style, belt groove count, mounting configuration, and electrical connector orientation before installation. This alternator is listed with a clockwise rotation, internal regulator, and no pulley included, so the existing belt-drive setup must match the application requirements. Confirm fitment against the vehicle’s charging-system specifications before service.

Quality Assurance

Bosch Premium Alternators are designed, built, and tested for performance and reliability. Part number AL0184N is a new unit, not remanufactured, and is backed by Bosch’s charging-component manufacturing standards.