Bosch AL0789X Alternator

Overview of Bosch AL0789X Remanufactured Alternator

The Bosch AL0789X Alternator (Remanufactured) is designed to provide reliable electrical charging performance for select Mercedes-Benz models. Engineered with a 12-volt system and internal fan type, this alternator supports the demanding electrical needs of vehicles such as the Mercedes-Benz E55 AMG and SL500.

• Voltage: 12V for standard automotive electrical systems
• Rotation Direction: Clockwise for proper engine compatibility
• Internal fan with external fan included for efficient cooling
• Includes pulley with 6 grooves and 50mm outside diameter
• Amperage rating of 150 amps to support high electrical loads
• Internal regulator type with external regulator included
• Plug type 367 with rear view main mounting ear at 6 o'clock
• Aluminum case material and color for durability and heat dissipation
• Compatible with multiple Mercedes-Benz models including CL500, G55 AMG, and S430

About the Bosch Alternator (Remanufactured) Product Line

The Bosch Alternator (Remanufactured) line offers remanufactured alternators that meet original equipment manufacturer specifications. These alternators are rebuilt using quality components and tested to ensure performance and reliability. The AL0789X is part of this line, providing a cost-effective solution for restoring charging system functionality in Mercedes-Benz vehicles without compromising on quality.

Detailed Product Description

The AL0789X alternator features a 12-volt electrical system with a 150-amp output, suitable for vehicles with higher electrical demands. Its clockwise rotation and internal fan design, complemented by an external fan, ensure optimal cooling during operation. The included pulley with six grooves and a 50mm diameter supports 6s belt types, maintaining proper belt alignment and tension. The alternator’s aluminum case offers lightweight durability and effective heat dissipation. Additionally, the internal regulator combined with an external regulator included in the assembly helps maintain consistent voltage output, protecting your vehicle’s electrical components.

Compatible Vehicles and Common Applications

• Replacement alternator for Mercedes-Benz CL500 and CLK430 models
• Suitable for performance models like E55 AMG and G55 AMG
• Compatible with luxury sedans such as S350, S430, and S500
• Fits Mercedes-Benz SL500 and SLR McLaren for reliable charging
• Ideal for restoring charging system function in E320 and E430 vehicles

Installation Notes and Tips

• Ensure the alternator rotation direction matches the vehicle’s engine requirements (clockwise for this model)
• Verify plug type 367 and mounting ear position at 6 o’clock for proper fitment
• Check belt compatibility with 6-groove pulley and 6s belt type
• Confirm electrical connections and regulator compatibility during installation
• Use appropriate torque specifications to avoid damage to mounting points

Quality Assurance and Warranty

This Bosch AL0789X remanufactured alternator undergoes rigorous testing to meet OEM standards for performance and durability. The aluminum case construction and included components such as the external fan and regulator contribute to long service life. While specific warranty details are not provided here, Bosch remanufactured parts typically come with a limited warranty covering defects in materials and workmanship.