Bosch AL0844N Alternator

Bosch AL0844N Alternator Overview

The Bosch AL0844N is a new 14-volt alternator built for dependable charging performance in select Mercedes-Benz applications. With a 180-amp rating, internal voltage regulation, and an aluminum case, it is built for consistent electrical output in vehicles that demand stable system voltage.

Designed for Mercedes-Benz models including the G550, C250, SL550, E350, E550, S550, and related applications, this Bosch Premium Alternator line focuses on performance and reliability for daily driving and OE-style replacement needs.

Key Features

• Bosch Premium Alternator, part number AL0844N
• 14-volt charging system with 180-amp output
• Internal regulator and internal fan design
• Clockwise rotation
• Aluminum case and aluminum housing construction
• 6-groove pulley included
• 50 mm outside pulley diameter
• New alternator, not remanufactured
• Plug type 463 with rear-view plug clock position at 6 o’clock

Detailed Product Description

Bosch Premium Alternators are engineered, assembled, and tested to deliver reliable charging performance under demanding electrical loads. The AL0844N uses an internal regulator, internal fan, and clockwise rotation to match the specified OE-style configuration. Its 180-amp amperage rating supports vehicles with higher electrical demand, while the included pulley and 6-groove belt interface help maintain proper accessory drive operation.

This Bosch AL0844N alternator cross-references Bosch 0131543502 and 0131545602 for the same application. It is a strong match for Mercedes-Benz charging system service where the original unit is specified as a 180-amp alternator, including Mercedes-Benz G550, C250, SL550, E350, E550, S550, CLS550, ML350, GL450, GL550, R350, R550, C300, CLK550, and related models listed below.

What This Alternator Helps Address

• Battery warning light caused by charging system failure
• Low system voltage during idle or accessory use
• Dim lights or unstable electrical performance
• Charging output loss from a worn internal regulator or bearings
• Noise or belt-drive issues related to a failing alternator assembly

Installation Notes and Fitment

Compatible With 2014-2015 Mercedes-Benz G550, N/A; to 180 amp alternator; with Bosch unit. Compatible With 2009-2013 Mercedes-Benz G550, N/A; to 180 amp alternator. Compatible With 2010-2012 Mercedes-Benz C250, N/A; to 180 amp alternator. Compatible With 2007-2012 Mercedes-Benz SL550, N/A; to 180 amp alternator. Compatible With 2011 Mercedes-Benz C350, N/A; to 180 amp alternator. Compatible With 2007-2011 Mercedes-Benz CLS550, N/A; to 180 amp alternator. Compatible With 2007-2011 Mercedes-Benz E350, N/A; to 180 amp alternator. Compatible With 2007-2011 Mercedes-Benz E550, N/A; to 180 amp alternator. Compatible With 2010-2011 Mercedes-Benz S550, N/A; standard capacity. Compatible With 2007-2011 Mercedes-Benz S550, N/A; to 180 amp alternator; standard capacity. Compatible With 2007-2010 Mercedes-Benz CL550, N/A; to 180 amp alternator; standard capacity. Compatible With 2009 Mercedes-Benz C300, N/A; to 150 amp alternator; to chassis # F 318287; German built vehicle. Compatible With 2009 Mercedes-Benz C300, N/A; for South African vehicle production; to 150 amp alternator; to chassis # R 082871. Compatible With 2007-2009 Mercedes-Benz CLK550, N/A; to 180 amp alternator. Compatible With 2009 Mercedes-Benz ML350, N/A; to 180 amp alternator. Compatible With 2007-2009 Mercedes-Benz ML350, N/A. Compatible With 2009 Mercedes-Benz S450, N/A; to 180 amp alternator. Compatible With 2008 Mercedes-Benz C300, N/A; to 180 amp alternator. Compatible With 2008 Mercedes-Benz GL450, N/A; to 05/2008; to 180 amp alternator. Compatible With 2008 Mercedes-Benz GL550, N/A; to 05/2008; to 180 amp alternator. Compatible With 2008 Mercedes-Benz ML550, N/A; to 05/2008; to 180 amp alternator. Compatible With 2008 Mercedes-Benz R350, N/A; to 05/2008; to 180 amp alternator. Compatible With 2008 Mercedes-Benz R550, N/A; to 05/2008; to chassis # A 087992. Compatible With 2007 Mercedes-Benz GL450, N/A; to 180 amp alternator. Compatible With 2007 Mercedes-Benz R350, N/A; to 180 amp alternator. Compatible With 2006 Mercedes-Benz E350, N/A; to 09/2005. Compatible With 2006 Mercedes-Benz E350, N/A; from 10/2005; to 180 amp alternator.

Before installation, verify the plug type, pulley configuration, amperage rating, and chassis notes against the original unit. The AL0844N uses plug type 463 and a 6-groove pulley, so matching the OE electrical and belt-drive setup is important for proper fitment.

Quality Assurance

This Bosch Premium Alternator line is built and tested for performance and reliability, with construction focused on consistent charging output and OE-style fitment. Bosch AL0844N is a new alternator designed for service replacement in specified Mercedes-Benz charging systems.