Bosch AL9341X Alternator

Bosch AL9341X Remanufactured Alternator

The Bosch AL9341X remanufactured alternator is a 12-volt charging system component built for direct replacement in select Porsche applications. It is specified with a 70 amp output, external fan, external regulator, and a 2-groove pulley to match the original charging system layout.

Compatible with 1975-1977 Porsche 911 models noted for optional 70 amp alternator applications, this Bosch alternator supports stable electrical output for street-driven and restored vehicles. Bosch Premium Alternators are remanufactured, tested, and built to deliver consistent performance and reliability.

Key Features

• Remanufactured Bosch alternator for 12-volt charging systems
• 70 amp amperage rating for OE-style electrical output
• External fan included for cooling support
• External regulator included
• 2V pulley with 2-groove design and 85 mm outside pulley diameter
• Clockwise rotation
• Aluminum case and aluminum case color
• Plug type 401 with rear-view plug clocking at 6 o’clock
• Original equipment manufacturer name: SEV

Detailed Description

Bosch AL9341X is a remanufactured alternator engineered for vehicles that require a 12-volt, externally regulated charging unit. The unit includes the pulley, external fan, and external regulator, and it uses a clockwise rotation layout with a 401 plug configuration. For Porsche 911 owners, this part number is a direct search match for 1975-1977 Porsche 911 alternator replacement needs, especially where the application calls for an optional 70 amp alternator.

This Bosch alternator is part of the Bosch Premium Alternators line, which focuses on remanufactured charging components that are built and tested for dependable operation. The AL9341X part number is also a useful reference when sourcing a Bosch alternator for Porsche 911 charging system service.

What It Helps Address

• Low charging output from a worn alternator
• Battery warning light concerns tied to charging system performance
• Electrical instability caused by alternator wear
• Noise or cooling issues related to a failing alternator assembly
• Replacement needs for a 1975-1977 Porsche 911 alternator with external regulation

Installation Notes and Tips

Verify the vehicle uses a 12-volt system, external regulation, clockwise rotation, and the correct 401 plug before installation. Confirm pulley style, groove count, and mounting-ear orientation against the original unit to ensure proper fitment on the Porsche 911 charging system. This part cross-references SEV applications for the same use case.

Quality Assurance

Bosch remanufactured alternators are built and tested to meet charging-system performance and reliability expectations. The AL9341X is intended for direct replacement use where the listed fitment and specifications match the original equipment setup.