Remy 23002 Alternator

Remanufactured Alternator for Ford Super Duty

Remy 23002 is a premium remanufactured 12-volt alternator built for Ford Super Duty charging-system service. It delivers 150 amps, uses an internal fan, and includes an internal voltage regulator with the pulley installed for direct replacement service.

Fits 2011-2016 Ford F-250 Super Duty, upper alternator in dual alternator systems, 150 amps. Fits 2011-2016 Ford F-350 Super Duty, upper alternator in dual alternator systems, 150 amps. Fits 2017-2019 Ford F-250 Super Duty and 2017-2019 Ford F-350 Super Duty with multiple 150 amp alternator variants. Fits 2020-2022 Ford F-250 Super Duty and 2020-2022 Ford F-350 Super Duty at 157 amps.

Key Features

• Remy Premium Remanufactured alternator
• Part number 23002
• 150 amp output
• 12-volt electrical system
• Internal fan design
• Internal voltage regulator
• Clockwise rotation
• Pulley included
• OE manufacturer reference: Nippondenso

Product Details

Remy 23002 is a remanufactured alternator for Ford F-250 Super Duty and Ford F-350 Super Duty charging-system repair. The unit is built around Nippondenso OE architecture and is specified with clockwise rotation, internal cooling, and an internal regulator for controlled charging output. This alternator is a direct-fit service part for Super Duty trucks that require a 150 amp or 157 amp replacement, depending on model year and application. The part number 23002 is also useful when cross-checking service records or ordering by reference number.

This part cross-references 104210-2930 and BC3Z-10346-F for the same application.

Common Problems It Can Address

• Battery warning light or charging-system fault codes
• Low charging output under electrical load
• Dim lights, slow cranking, or repeated battery discharge
• Alternator noise from worn internal components
• Charging issues on Ford F-250 Super Duty and Ford F-350 Super Duty trucks

Installation Notes and Tips

Verify the amperage rating, rotation direction, and regulator style against the original unit before installation. Confirm pulley configuration and connector match the vehicle’s existing charging system, especially on 2011-2016 Ford Super Duty dual alternator setups and 2017-2022 trucks with multiple alternator variants. Inspect the battery, belt, and charging cables during replacement to avoid repeat failures. After installation, test charging voltage at idle and under load.

Quality Assurance

Remy Premium Remanufactured parts are rebuilt to restore OE-style function for charging-system service. This alternator is remanufactured, not new, and is specified for direct replacement use on listed Ford Super Duty applications.