Bosch AL0798N Alternator

Bosch AL0798N Alternator Overview

The Bosch AL0798N is a new 14-volt alternator built for dependable charging performance in select Dodge Sprinter diesel applications. It is engineered with an internal regulator, internal fan, and a 150-amp amperage rating to support stable electrical output in demanding daily-use vehicles.

Bosch Alternator (New) products are part of Bosch’s charging-system line, focused on new replacement units that are built and tested for consistent operation and reliability. This AL0798N alternator is a direct-fit style replacement for specific Sprinter 2500 and Sprinter 3500 applications.

Key Features

• 14-volt alternator with a 150-amp rating
• New Bosch replacement unit, part number AL0798N
• Internal regulator and internal fan design
• Clockwise rotation direction
• Includes pulley with 6-groove belt configuration
• Aluminum case and aluminum case material
• Plug type 381 with rear-view plug clock position at 12 o’clock
• Outside pulley diameter: 50 mm
• One-wire capable: No

Detailed Description

The Bosch AL0798N alternator is designed for charging-system service where consistent voltage control and reliable output matter. Built as a new unit, it uses an internal regulator and internal fan to manage electrical performance and heat within the alternator housing. The aluminum case helps keep the unit lightweight while maintaining the structure needed for engine-bay use. For buyers searching for a Bosch AL0798N alternator for Dodge Sprinter 2500 or Dodge Sprinter 3500, this unit matches the listed electrical and mounting specifications.

Compatible With 2003-2005 Dodge Sprinter 2500 and 2003-2005 Dodge Sprinter 3500, this alternator is listed for vehicles requiring a 150-amp alternator. It cross-references 5103887AA and 5134205AA for the same application. If you are replacing a failing charging unit on a Dodge Sprinter 2500 or Dodge Sprinter 3500, the AL0798N provides the specified pulley, plug, and rotation details needed for a proper match.

What It Helps Address

• Battery warning light caused by weak alternator output
• Low charging voltage during driving or idling
• Electrical system instability from a worn charging unit
• Accessory performance issues tied to insufficient amperage supply
• Noise or wear associated with a failing alternator assembly

Installation Notes and Tips

Verify the plug type, pulley groove count, rotation direction, and amperage rating against the original unit before installation. This alternator uses an internal regulator and is not one-wire capable, so confirm the vehicle’s charging-system configuration matches the listed specifications. For best results, inspect the belt condition and charging connections during replacement on 2003-2005 Dodge Sprinter 2500 and 2003-2005 Dodge Sprinter 3500 models.

Quality Assurance

Bosch states that its Premium Alternators are designed, built, and tested for performance and reliability. The AL0798N is a new alternator built to Bosch charging-system standards for the specified Dodge Sprinter applications.