Bosch AL0726X Alternator

Bosch AL0726X Alternator Overview

The Bosch AL0726X is a remanufactured 12-volt alternator built for steady charging performance in select Volkswagen applications. It is a direct-fit electrical replacement for vehicles that require a 120-amp alternator with a 7-groove pulley and internal fan design.

For Volkswagen Beetle, Golf, and Jetta owners, this Bosch alternator supports reliable battery charging and stable electrical output when the original unit is worn or failing. The AL0726X is remanufactured and tested to meet Bosch’s performance and reliability standards.

Key Features

• Remanufactured Bosch alternator for 12-volt charging systems
• 120-amp amperage rating for OE-style electrical output
• Internal fan design with clockwise rotation
• Includes pulley and external fan
• Aluminum case and aluminum case material for durable construction
• Internal regulator type with external regulator included
• 7-groove pulley, 61 mm outside pulley diameter
• Plug type 367 with rear-view plug clock position at 6 o’clock

Product Details

Bosch Premium Alternators are remanufactured to deliver consistent charging performance and dependable operation. The AL0726X is designed for select Volkswagen Beetle, Golf, and Jetta models that call for a 120-amp alternator, including applications with Bosch units noted in the fitment data. The Bosch AL0726X part number is also referenced for interchange with 021903025K.

This alternator is a practical replacement for drivers addressing charging-system faults on a Volkswagen Beetle, Golf, or Jetta, especially when the original alternator no longer maintains proper voltage under load. The Bosch AL0726X combines OE-style fitment details with the specifications needed for the listed applications.

What It Helps Solve

• Low battery charging caused by a failing alternator
• Dim lights or electrical instability at idle or under load
• Battery warning light triggered by charging-system faults
• Noise or wear associated with an aging alternator assembly
• Voltage output issues in select Volkswagen Beetle, Golf, and Jetta models

Installation Notes and Tips

Verify the vehicle’s alternator specification before installation, including amperage rating, plug type, pulley style, and rotation direction. Confirm fitment for the exact Volkswagen Beetle, Golf, or Jetta year and engine configuration listed for your application. The AL0726X is not one-wire capable and uses an internal regulator design.

Fits 1999 Volkswagen Golf, N/A; Fits 2000-2001 Volkswagen Golf, N/A; Fits 2002 Volkswagen Golf, N/A; Fits 1999 Volkswagen Jetta, N/A; Fits 2000-2001 Volkswagen Jetta, N/A; Fits 2001 Volkswagen Jetta, N/A; Fits 2003-2004 Volkswagen Beetle, N/A.

Quality Assurance

Bosch remanufactured alternators are built, tested, and inspected to support dependable performance and reliability in the specified applications. The AL0726X is packaged in a box and supplied as a remanufactured Bosch charging-system component.