Remy 12587 Alternator

Remanufactured Alternator for Nissan Quest

Remy Premium Remanufactured Part Number 12587 is a 12-volt alternator built for charging-system service on select Nissan Quest models. It delivers 145 amps, uses an internal voltage regulator, and includes a pulley for direct replacement applications.

Compatible With 2004-2009 Nissan Quest charging system service, this alternator is remanufactured to OE manufacturer Valeo specifications and features clockwise rotation with an internal fan design. Remy 12587 is a practical choice when replacing a worn alternator on a Nissan Quest with the correct electrical output requirements.

Key Features

• 145 amp amperage rating for vehicle charging demand
• 12-volt alternator with internal voltage regulator
• Internal fan type for integrated cooling design
• Pulley included for replacement convenience
• Clockwise rotation
• Remanufactured Premium Remanufactured product line
• OE manufacturer reference: Valeo

Product Details

Remy 12587 is a remanufactured alternator for the 2004-2009 Nissan Quest, engineered for vehicles that require a 145 amp charging unit. The Premium Remanufactured line focuses on OE-style replacement coverage, and this unit cross-references Valeo-style applications such as 23100-5Z00C and TG15C026 for the same application. Use this part when servicing a Nissan Quest alternator that matches the listed voltage, rotation, and regulator configuration.

Common Problems This Part Can Address

• Battery warning light caused by alternator output loss
• Low charging voltage during driving or idle operation
• Dim lights or electrical instability from weak charging performance
• Noise or wear associated with a failing alternator assembly
• Charging-system faults on 2004-2009 Nissan Quest models

Installation Notes and Tips

Verify the vehicle’s electrical system requirements before installation, especially amperage output, pulley configuration, rotation direction, and regulator type. Confirm fitment against the existing alternator on your Nissan Quest and compare the OE number, connector style, and mounting points before replacement.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to support OE-style replacement needs and are built around the original Valeo application. Part number 12587 is intended for direct-fit service on listed Nissan Quest applications when the vehicle’s charging-system specifications match.