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Bosch AL0788N Alternator
| Brand | Bosch AL0788N |
|---|---|
| Voltage | 14 |
| Plug Clock Rear View Main Mounting Ear at 6 O Clock | 1 |
| Fan Type | Internal |
| Ground Type | Negative |
| Mounting Configuration Code | Short |
| Rotation Direction | Clockwise (right) |
| One Wire Capable | No |
| Pulley Included | Yes |
| External Regulator Included | Yes |
| Pulley Groove Quantity | 6 |
| Case Color | Silver |
| Outside Pulley Diameter | 50 |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | No |
| AC Service Tap | No |
| Case Material | Aluminum |
| Amperage Rating | 120 |
| Mounting Type | Single pivoted lever |
| Brushless | No |
| Automotive Item Weight (lbs) | 13.911169 lb |
| New Or Remanufactured | New |
| Product Length | 7.204724 in |
| Pulley Type / Belt Type (Alternator) | 6s |
| Product line | Alternator (New) |
| Fits | Mercedes-Benz · 5 vehicles |
New alternator. Built and tested for dependable charging performance.
Internal regulation. Includes an internal regulator for simpler electrical control.
Aluminum case. Lightweight housing helps support reliable operation.
Cross-references 0111542702 for the same application. See all 1.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Bosch AL0788N Alternator Overview
The Bosch AL0788N is a new 14-volt alternator built for dependable charging performance in select Mercedes-Benz applications. It is engineered with an internal regulator, internal fan, and clockwise rotation to match the specified OE-style configuration for the vehicle.
Compatible with 2001-2003 Mercedes-Benz E320 and 2001-2002 Mercedes-Benz CLK320, this Bosch Premium Alternator line focuses on consistent output and reliable operation. The AL0788N also includes a pulley and uses a 6-groove belt setup for proper drive alignment.
Key Features
- Brand: Bosch Premium Alternators
- Part number: AL0788N
- 14-volt charging system
- 120-amp amperage rating
- Internal regulator and internal fan
- Negative ground design
- Clockwise rotation
- Single pivoted lever mounting configuration
- 6-groove pulley included
- New, not remanufactured
Detailed Product Description
Bosch AL0788N is a new alternator designed for electrical charging system service on select Mercedes-Benz models. It features an aluminum case, silver finish, short mounting configuration, and a 50 mm outside pulley diameter. The unit is built with a 6S pulley and a 6-groove belt interface, supporting the factory-style drive arrangement used in the listed applications. Bosch Premium Alternators are built and tested for performance and reliability, making this AL0788N a direct-fit replacement choice for E320 and CLK320 charging system repair.
This part cross-references Bosch 0111542702 for the same application.
Common Problems This Part Can Address
- Battery warning light caused by alternator output loss
- Low charging voltage during driving or idle
- Dim lights or electrical instability from weak charging performance
- Battery drain after the vehicle is running
- Noise or belt-drive issues related to a worn alternator assembly
Installation Notes and Tips
Verify the vehicle’s original alternator configuration before installation, including voltage, pulley style, mounting type, and rotation direction. The AL0788N is specified for 2001-2003 Mercedes-Benz E320 and 2001-2002 Mercedes-Benz CLK320, so confirm connector and bracket alignment against the removed unit before final fitment. Because this alternator uses an internal regulator, match the charging system wiring to the OE layout during replacement.
Quality Assurance
Bosch Premium Alternators are manufactured and tested to support consistent charging performance and dependable operation. The AL0788N is a new unit built to Bosch’s charging-system standards for the listed Mercedes-Benz applications.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2003 | Mercedes-Benz | E320 | 3.2L | V6 | Alternator (New) |
| 2002 | Mercedes-Benz | CLK320 | 3.2L | V6 | Alternator (New) |
| 2002 | Mercedes-Benz | E320 | 3.2L | V6 | Alternator (New) |
| 2001 | Mercedes-Benz | CLK320 | 3.2L | V6 | Alternator (New) |
| 2001 | Mercedes-Benz | E320 | 3.2L | V6 | Alternator (New) |
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