Bosch AL0826X Alternator

Bosch Remanufactured Alternator AL0826X

Bosch AL0826X is a remanufactured 12-volt alternator built for charging-system performance and dependable electrical output. It is a direct-fit replacement for select Mercedes-Benz AMG and V8 models, including Mercedes-Benz G55 AMG, SL55 AMG, and E55 AMG applications.

Key Features

• Remanufactured Bosch Premium Alternator for charging system service
• 12-volt unit with 180-amp amperage rating
• Internal fan design with clockwise rotation
• Internal regulator type with external regulator included
• 6-groove pulley included; 51 mm outside pulley diameter
• Aluminum case and aluminum case material for OE-style fitment
• Plug type 367 with rear-view plug clock at 6 o’clock
• One-wire capable: No

Product Details

The Bosch Premium Alternators line is engineered, built, and tested for consistent electrical performance and reliability. This remanufactured alternator, part number AL0826X, is specified for vehicles that require a 180-amp charging unit and a 6-rib belt drive. It cross-references Bosch 0121548902 and 0131548502 for the same application.

Compatible With Mercedes-Benz G55 AMG, SL55 AMG, ML500, R500, CL55 AMG, CLS55 AMG, E55 AMG, and S55 AMG applications where the listed alternator configuration matches the vehicle’s charging system requirements. Use AL0826X when replacing a worn or failing alternator on select Mercedes-Benz models from 2003-2011.

Common Problems This Part Can Address

• Battery warning light or charging-system fault codes
• Low battery voltage after driving
• Dim lights or unstable electrical performance
• Alternator bearing noise or charging output loss
• Accessory and ignition issues caused by weak charging output

Installation Notes

Verify pulley style, plug configuration, rotation direction, and amperage rating before installation. This AL0826X alternator uses a 6-groove pulley and a rear-mounted plug orientation with the main mounting ear at 6 o’clock. Confirm the vehicle’s original charging-system specification, especially on Mercedes-Benz AMG models noted for 180-amp alternator applications.

Quality Assurance

Bosch remanufactured alternators are produced to meet Bosch’s testing standards for performance and reliability. The AL0826X is a remanufactured electrical replacement built for consistent charging output in demanding Mercedes-Benz applications.