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Bosch AL117X Alternator
| Brand | Bosch AL117X |
|---|---|
| Voltage | 12 |
| Plug Clock Rear View Main Mounting Ear at 6 O Clock | 8 |
| Plug Type | 110 |
| Fan Type | External |
| Rotation Direction | Clockwise |
| External Fan Included | Yes |
| One Wire Capable | No |
| Pulley Included | Yes |
| External Regulator Included | Yes |
| Pulley Groove Quantity | 1 |
| Case Color | Aluminum |
| Outside Pulley Diameter | 72 |
| Regulator Type | Internal |
| Case Material | Aluminum |
| Amperage Rating | 65 |
| New Or Remanufactured | Remanufactured |
| Original Equipment Manufacturer Names | Bo |
| Packaging | Box |
| Pulley Type | 1v |
| Pulley Type / Belt Type (Alternator) | 1v |
| Product line | Alternator (Remanufactured) |
| Fits | Mercedes-Benz · 18 vehicles |
Remanufactured alternator. Bosch premium design is built and tested for reliable performance.
Aluminum case. Lightweight construction helps support efficient charging.
Pulley included. Ready for a straightforward replacement installation.
Cross-references 0051549802 and 0071543702 for the same application. See all 2.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Bosch AL117X Remanufactured Alternator
The Bosch AL117X is a remanufactured 12-volt alternator built for charging-system service on select Mercedes-Benz diesel and gasoline applications. It combines an aluminum case, external cooling fan, internal regulator, and included pulley for a direct replacement focused on stable electrical output.
Key Features
- Remanufactured Bosch alternator for charging-system replacement
- 12-volt design with 65-amp amperage rating
- Internal regulator with external regulator included
- External fan included for cooling support
- Single-groove 1V pulley included; 72 mm outside pulley diameter
- Clockwise rotation
- Aluminum case and aluminum case color
- Plug type 110 with rear-view plug clock at 6 o’clock
Product Details
Bosch Premium Alternators are engineered, built, and tested for dependable electrical performance and consistent operation. The AL117X remanufactured alternator is designed for Mercedes-Benz charging systems that require a 12-volt, 65-amp unit with the specified mounting and plug configuration. This Bosch AL117X alternator is a direct-fit service part for select Mercedes-Benz 260E, 300D, 300SD, and 300TD applications, including standard and optional lower-amperage configurations listed in the fitment data.
This part cross-references Bosch OE numbers 0051549802 and 0071543702 for the same application.
Vehicle Fitment
- Fits 1987-1989 Mercedes-Benz 260E, N/A, Standard; To 65 Amp Alternator; Alternator (Remanufactured)
- Fits 1985 Mercedes-Benz 300D, N/A, Alternator (Remanufactured)
- Fits 1985 Mercedes-Benz 300SD, N/A, Alternator (Remanufactured)
- Fits 1985 Mercedes-Benz 300TD, N/A, Optional; To 70 Amp Alternator; Alternator (Remanufactured)
- Fits 1981-1984 Mercedes-Benz 300D, N/A, Optional; Alternator (Remanufactured)
- Fits 1981-1984 Mercedes-Benz 300SD, N/A, Optional; Alternator (Remanufactured)
- Fits 1981-1984 Mercedes-Benz 300TD, N/A, Optional; Alternator (Remanufactured)
Common Charging Issues This Part Addresses
- Low battery charging caused by a worn alternator
- Dim lights or unstable electrical output at idle
- Battery warning light triggered by alternator failure
- Charging-system noise related to bearing or pulley wear
- Voltage irregularities in Mercedes-Benz diesel charging systems
Installation Notes and Tips
Verify the plug type, plug clock position, pulley style, rotation direction, and amperage rating before installation. Confirm the vehicle’s original alternator specification against the fitment notes, especially on 1981-1985 Mercedes-Benz 300D, 300SD, and 300TD models where standard and optional alternator ratings are listed. Inspect the belt condition and charging connections during replacement to help ensure proper system operation.
Quality Assurance
This Bosch remanufactured alternator is produced to Bosch’s charging-system standards and tested for performance and reliability before release.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1989 | Mercedes-Benz | 260E | 2.6L | L6 | N/A | Standard; To 65 Amp Alternator; Alternator (Remanufactured) |
| 1988 | Mercedes-Benz | 260E | 2.6L | L6 | N/A | Standard; To 65 Amp Alternator; Alternator (Remanufactured) |
| 1987 | Mercedes-Benz | 260E | 2.6L | L6 | N/A | Standard; To 65 Amp Alternator; Alternator (Remanufactured) |
| 1985 | Mercedes-Benz | 300D | 3.0L | L5 | N/A | Alternator (Remanufactured) |
| 1985 | Mercedes-Benz | 300SD | 3.0L | L5 | N/A | Alternator (Remanufactured) |
| 1985 | Mercedes-Benz | 300TD | 3.0L | L5 | N/A | Optional; To 70 Amp Alternator; Alternator (Remanufactured) |
| 1984 | Mercedes-Benz | 300D | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1984 | Mercedes-Benz | 300SD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1984 | Mercedes-Benz | 300TD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1983 | Mercedes-Benz | 300D | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1983 | Mercedes-Benz | 300SD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1983 | Mercedes-Benz | 300TD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1982 | Mercedes-Benz | 300D | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1982 | Mercedes-Benz | 300SD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1982 | Mercedes-Benz | 300TD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1981 | Mercedes-Benz | 300D | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1981 | Mercedes-Benz | 300SD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
| 1981 | Mercedes-Benz | 300TD | 3.0L | L5 | N/A | Optional; Alternator (Remanufactured) |
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