Remy 12022 Alternator

Remanufactured Alternator for Mercedes-Benz Charging Systems

Remy Premium Remanufactured alternator Part Number 12022 is a 12-volt, 120-amp replacement built for Mercedes-Benz charging system service. It uses an internal voltage regulator, internal fan, clockwise rotation, and includes the pulley for a direct-fit style replacement.

The Premium Remanufactured line from Remy focuses on OE-style electrical replacement parts for vehicles that need dependable charging performance without changing the original system design. This alternator is remanufactured and built to Bosch OE manufacturer specifications for the listed Mercedes-Benz applications.

Key Features

• 120 amp amperage rating for stable charging output
• 12 volt alternator with internal voltage regulator
• Internal fan design
• Clockwise rotation
• Pulley included
• Remanufactured unit built for Bosch OE applications
• Remy Premium Remanufactured Part Number 12022

Vehicle Fitment

• Fits 2002 Mercedes-Benz G500, N/A — 120 amps; Premium Remanufactured
• Fits 1998-2001 Mercedes-Benz ML320, N/A — 120 amps; Premium Remanufactured
• Fits 1998-2000 Mercedes-Benz C280, N/A — 120 amps; Premium Remanufactured
• Fits 1998-2000 Mercedes-Benz CLK320, N/A — 120 amps; Premium Remanufactured
• Fits 1998-2000 Mercedes-Benz E320, N/A — 120 amps; Premium Remanufactured

This part cross-references Bosch-style applications such as 0-123-510-068 and 0-123-510-079 for the same application.

What This Alternator Helps Address

• Low battery charging output
• Battery warning light illumination from alternator output issues
• Dim lights caused by weak charging performance
• Electrical system instability from a failing alternator
• Starting problems related to insufficient system voltage

Installation Notes and Tips

Verify pulley style, rotation direction, voltage, and amperage rating against the original unit before installation. Confirm the vehicle application by year, make, and model, especially on Mercedes-Benz G500, ML320, C280, CLK320, and E320 listings. Inspect the charging belt, electrical connections, and mounting points during replacement to help ensure proper system operation.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured electrical components built around OE manufacturer specifications for the listed applications. Part Number 12022 is intended for direct replacement use in the confirmed Mercedes-Benz fitments shown above.