Bosch
Alternator (New)

Bosch AL0787N Alternator

Brand Bosch AL0787N
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 No
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) 14.087539 lb
New Or Remanufactured New
Product Length 7.125984 in
Pulley Type / Belt Type (Alternator) 6s
Product line Alternator (New)
Fits Mercedes-Benz · 22 vehicles

New alternator. Built and tested for dependable charging performance.

Aluminum case. Lightweight construction helps support durability and heat management.

Internal regulator. Integrated design simplifies the charging system.

Cross-references 5097755AA, 5135465AA and 0111546402 for the same application. See all 4.

$165.26Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $165.26
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Bosch AL0787N Alternator for Mercedes-Benz

The Bosch AL0787N is a new 14-volt alternator built for steady charging performance in select Mercedes-Benz applications. It is a 120-amp unit with an internal regulator, internal fan, and clockwise rotation, making it a direct replacement choice for vehicles that need dependable electrical output.

Key Features

  • New Bosch alternator, part number AL0787N
  • 14-volt, 120-amp charging output
  • Internal regulator with negative ground design
  • Internal fan for compact charging system packaging
  • 6-groove pulley type with 50 mm outside pulley diameter
  • Short mounting configuration with single pivoted lever mounting type
  • Aluminum case with silver finish
  • External regulator included as listed in the product data

Product Details

Bosch Premium Alternators are engineered, built, and tested for consistent electrical performance and reliability. The AL0787N is a new alternator for Mercedes-Benz C240, C320, CLK320, ML350, C32 AMG, and SLK320 applications, with fitment covering 2001-2005 model years depending on the vehicle. This Bosch AL0787N alternator is a practical OE-style replacement for charging system service where stable voltage control and correct belt drive alignment matter.

This part cross-references Bosch-style OE numbers 0111546402 and 0111549102 for the same application.

What It Helps Resolve

  • Battery warning light caused by low charging output
  • Weak battery charging during normal driving
  • Dim lights or electrical instability from alternator wear
  • Charging system failure after regulator or internal component wear
  • Noise or belt-drive issues related to alternator replacement needs

Installation Notes and Tips

Verify pulley style, connector layout, mounting configuration, and belt routing before installation. This alternator uses a 6-groove belt drive, clockwise rotation, and a short mounting configuration, so matching the original unit is important for proper fitment. Confirm the vehicle’s charging system specifications and inspect the belt, tensioner, and electrical connections during replacement.

Quality Assurance

Bosch manufactures this alternator as a new charging component and tests it for performance and reliability before release. For Mercedes-Benz C240, C320, CLK320, ML350, C32 AMG, and SLK320 service, the AL0787N provides a direct replacement option backed by Bosch’s premium alternator line.

This part fits 22 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2005Mercedes-BenzC2402.6LV6N/AAlternator (New)
2005Mercedes-BenzC3203.2LV6FLEXN/AAlternator (New)
2005Mercedes-BenzCLK3203.2LV6N/AAlternator (New)
2005Mercedes-BenzML3503.7LV6N/AAlternator (New)
2004Mercedes-BenzC2402.6LV6N/AAlternator (New)
2004Mercedes-BenzC32 AMG3.2LV6N/AAlternator (New)
2004Mercedes-BenzC3203.2LV6GASN/AAlternator (New)
2004Mercedes-BenzCLK3203.2LV6N/AAlternator (New)
2004Mercedes-BenzML3503.7LV6N/AAlternator (New)
2004Mercedes-BenzSLK3203.2LV6N/AAlternator (New)
2003Mercedes-BenzC2402.6LV6N/AAlternator (New)
2003Mercedes-BenzC32 AMG3.2LV6N/AAlternator (New)
2003Mercedes-BenzC3203.2LV6N/AAlternator (New)
2003Mercedes-BenzCLK3203.2LV6N/AAlternator (New)
2003Mercedes-BenzML3503.7LV6N/AAlternator (New)
2003Mercedes-BenzSLK3203.2LV6N/AAlternator (New)
2002Mercedes-BenzC2402.6LV6N/AAlternator (New)
2002Mercedes-BenzC32 AMG3.2LV6N/AAlternator (New)
2002Mercedes-BenzC3203.2LV6N/AAlternator (New)
2002Mercedes-BenzSLK3203.2LV6N/AAlternator (New)
2001Mercedes-BenzC3203.2LV6N/AAlternator (New)
2001Mercedes-BenzSLK3203.2LV6N/AAlternator (New)
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
5097755AA5135465AA01115464020111549102