Remy 12081 Alternator

Remanufactured Alternator for Dodge Trucks

The Remy Premium Remanufactured 12081 alternator is a 12-volt charging component built for select Dodge truck and van applications. With a 117 amp rating, internal fan, included pulley, clockwise rotation, and external voltage regulator type, it is specified for vehicles using an OE Nippondenso-style unit.

Key Features

• Remy Premium Remanufactured alternator, part number 12081
• 117 amp output for factory-style charging performance
• 12V electrical system with clockwise rotation
• Internal fan design and pulley included
• External voltage regulator type
• OE manufacturer reference: Nippondenso
• Cross-reference part numbers: 121000-3630, 56027912AB

Product Details

This Remy Premium Remanufactured alternator is built for direct replacement use in Dodge Ram, Dakota, and Durango applications that call for a 117 amp Nippondenso unit. The Remy 12081 is a practical choice for restoring charging-system output in vehicles that need stable voltage delivery for battery charging and electrical loads. Compatible applications include 1999-2000 Dodge Dakota, 1999-2000 Dodge Durango, 1999-2000 Dodge Ram 1500, 1999-2000 Dodge Ram 1500 Van, 1999-2000 Dodge Ram 2500, 1999-2000 Dodge Ram 2500 Van, 1999-2000 Dodge Ram 3500, 1999-2000 Dodge Ram 3500 Van, and 2001 Dodge Ram 1500. This part number 12081 is also referenced by 121000-3630 and 56027912AB for the same application.

Common Uses

• Restores charging output when the battery is not staying charged
• Addresses dim lights or fluctuating electrical performance
• Replaces a worn alternator with a 117 amp remanufactured unit
• Helps correct charging-system warning lights tied to alternator output
• Supports factory electrical demand in Dodge Ram, Dakota, and Durango models

Installation Notes

Verify the vehicle uses a Nippondenso-style alternator with external voltage regulation before installation. Confirm pulley alignment, rotation direction, amperage rating, and connector configuration against the original unit. For best results, inspect the battery, belt condition, and charging-system wiring during replacement. Fits 1999-2000 Dodge Dakota, N/A; Fits 1999-2000 Dodge Durango, N/A; Fits 1999-2000 Dodge Ram 1500, N/A; Fits 1999-2000 Dodge Ram 1500 Van, N/A; Fits 1999-2000 Dodge Ram 2500, N/A; Fits 1999-2000 Dodge Ram 2500 Van, N/A; Fits 1999-2000 Dodge Ram 3500, N/A; Fits 1999-2000 Dodge Ram 3500 Van, N/A; Fits 2001 Dodge Ram 1500, N/A.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to restore core function and application-specific fitment for charging-system service. The Remy 12081 is built around OE-style specifications for the listed Dodge applications.