MPA Electrical 11068 Alternator

Remanufactured Bosch Alternator for Mercedes-Benz

MPA Electrical Part Number 11068 is a remanufactured 12-volt alternator built for select Mercedes-Benz performance and luxury applications. It delivers 180 amps of output with an internal regulator, internal fan, and a 6-groove serpentine pulley for direct-fit charging system service.

This remanufactured alternator is built by MPA Electrical and uses Bosch as the manufacturer reference for the unit design. It is a practical replacement for charging-system repairs on Mercedes-Benz G55 AMG, SL55 AMG, E55 AMG, and related models where stable voltage and proper belt alignment are required.

Key Features

• 180 amp output for high-demand electrical systems
• 12-volt alternator with internal voltage regulator
• Internal fan design
• 6-groove serpentine pulley
• Clockwise rotation
• Clock position: 4:00
• Remanufactured replacement for Bosch-based applications

Fitment Details

• Fits 2007-2011 Mercedes-Benz G55 AMG, N/A
• Fits 2007-2008 Mercedes-Benz SL55 AMG, N/A
• Fits 2003-2005 Mercedes-Benz SL55 AMG, N/A
• Fits 2006-2007 Mercedes-Benz ML500, N/A
• Fits 2006-2007 Mercedes-Benz R500, N/A
• Fits 2003-2006 Mercedes-Benz CL55 AMG, N/A
• Fits 2006 Mercedes-Benz CLS55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz E55 AMG, N/A
• Fits 2005-2006 Mercedes-Benz G55 AMG, N/A; w/ 180 amp alt.
• Fits 2006 Mercedes-Benz S55 AMG, N/A
• Fits 2006 Mercedes-Benz SL55 AMG, N/A; internal fan, not watercooled
• Fits 2003-2005 Mercedes-Benz S55 AMG, N/A; wo/ Armored Body Equipment

Detailed Description

Part Number 11068 is a remanufactured alternator engineered for Mercedes-Benz vehicles that use a Bosch-style charging system. The 180 amp rating supports higher electrical demand, while the internal regulator helps maintain consistent charging performance. The 6-groove serpentine pulley and clockwise rotation match the listed applications, making this unit a direct replacement for the specified models.

Cross-reference: This part cross-references BBB Industries 11068 for the same application.

Common Charging System Issues

• Battery warning light illuminated on the dash
• Low charging voltage or intermittent charging output
• Dim lights, weak accessories, or electrical instability
• Noise or wear related to alternator pulley operation
• Charging failure on Mercedes-Benz G55 AMG, SL55 AMG, E55 AMG, and related models

Installation Notes and Tips

Verify pulley groove count, rotation, clock position, and amperage before installation. Confirm the vehicle uses the listed 180 amp configuration where noted, especially on the 2005-2006 Mercedes-Benz G55 AMG and the 2006 Mercedes-Benz SL55 AMG with internal fan, not watercooled. Check belt condition, battery health, and charging-circuit connections during replacement to avoid repeat failures.

Quality Assurance

MPA Electrical remanufactured components are built for application-specific replacement service. This alternator is matched to the listed Bosch-based Mercedes-Benz fitments and is intended to restore proper charging-system operation when the original unit is worn or failing.