BBB Industries 12383 Alternator

Reman Alternator for Sprinter Charging Systems

BBB Industries REMAN ALTERNATOR 12383 is a 12-volt, 120-amp replacement alternator built for select Dodge Sprinter diesel applications. It uses an internal voltage regulator, air cooling, and a clutch-style pulley to match the charging system requirements of the original unit.

Compatible with 2003-2006 Dodge Sprinter 2500 and 2003-2006 Dodge Sprinter 3500, this remanufactured alternator is built for vehicles using a serpentine belt drive and a clockwise rotation pattern. The BBB Industries REMAN ALTERNATOR line focuses on OE-style replacement coverage for charging system service.

Key Features

• 120 amp output for factory-style charging performance
• 12V alternator with internal voltage regulator
• Clutch pulley with 6-groove serpentine belt design
• Air-cooled housing with internal fan
• Negative polarity and clockwise rotation
• OE manufacturer reference: Bosch
• Part number 12383 for direct catalog lookup

Detailed Description

BBB Industries part number 12383 is a remanufactured alternator engineered for Dodge Sprinter charging system service. It is specified with a 120-amp amperage rating, internal regulation, and a decoupled clutch pulley to support the belt drive configuration used on the listed Sprinter models. The unit also features a 12 o’clock plug clock position, 2-inch outside pulley diameter, and 6 pulley grooves for serpentine belt applications. Cross-reference part numbers include 0-124-515-064 and 5103886AA for the same application.

Fits 2003-2006 Dodge Sprinter 2500, N/A. Fits 2003-2006 Dodge Sprinter 3500, N/A. Use the vehicle’s original alternator specifications and connector layout to confirm match before installation.

What This Alternator Helps Address

• Battery warning light caused by charging system output loss
• Low-voltage condition during driving or idling
• Dim lights or electrical accessories operating inconsistently
• Alternator bearing or pulley wear on the original unit
• Charging failure in 2003-2006 Dodge Sprinter 2500 and Sprinter 3500 models

Installation Notes and Tips

Verify the OE-style connector position, pulley type, rotation direction, and belt configuration before installation. Confirm that the vehicle uses a 6-groove serpentine setup and compare the original alternator’s mounting and electrical specifications to BBB Industries 12383. After installation, check charging voltage at the battery and inspect belt tracking.

Quality Assurance

This remanufactured alternator is built to OE manufacturer Bosch specifications for the listed application and is intended to restore factory-style charging performance in compatible Dodge Sprinter vehicles.