Bosch AL2403X Alternator

Bosch AL2403X Remanufactured Alternator

The Bosch AL2403X is a remanufactured 12-volt alternator built for charging performance and dependable electrical output. It is a direct-fit replacement for select 2002-2006 Nissan Altima applications and is engineered with an internal fan, internal regulator, and included pulley for a straightforward alternator replacement.

Bosch Premium Alternators are part of Bosch’s alternator line focused on tested electrical performance and reliability. For shoppers searching for a remanufactured alternator for 2002-2006 Nissan Altima, AL2403X provides the OE-style configuration needed for proper charging system operation.

Key Features

• 12-volt remanufactured alternator
• 110 amp amperage rating
• Internal fan and internal regulator
• Clockwise rotation direction
• 6-groove pulley with 62 mm outside diameter
• Aluminum case and aluminum housing material
• External fan included and pulley included
• Plug type 300 with rear-view plug clock at 4 o’clock
• Direct replacement for select Nissan Altima charging system applications

Detailed Description

Bosch AL2403X alternator is a remanufactured charging component designed for vehicles that require stable electrical output from the charging system. It is compatible with 2002-2006 Nissan Altima models and matches the application with a 12V system, 110 amp output, clockwise rotation, and a 6S pulley setup. The aluminum case helps keep the unit lightweight while maintaining the structure needed for daily driving electrical demands. Part number AL2403X is also referenced by OE-style interchange numbers for the same application.

This part cross-references Bosch AL2403X interchange applications with OE-style numbers 231008J10A and 231008J10B for the same application.

What It Helps Solve

• Battery warning light caused by weak charging output
• Dim lights or fluctuating electrical performance
• Battery drain from an alternator that is no longer maintaining system voltage
• Charging system noise or inconsistent alternator operation
• Starting issues related to insufficient alternator output

Installation Notes and Tips

Verify the vehicle’s connector style, pulley configuration, rotation direction, and mounting layout before installation. This alternator is listed for 2002-2006 Nissan Altima, so confirm the existing unit matches the 4 o’clock rear-view plug clock, 6-groove pulley, and 110 amp specification. Inspect the belt condition and charging circuit connections during replacement to help ensure proper system performance after installation.

Quality Assurance

Bosch remanufactured alternators are built and tested to meet charging-system performance and reliability expectations. The AL2403X is a Bosch Premium Alternator designed for consistent electrical output in the specified Nissan Altima applications.