Denso 210-4005 Alternator

Denso 210-4005 Reman Alternator Overview

The Denso 210-4005 reman alternator is a 12-volt charging system component built for select Infiniti and Nissan applications. It features an internal fan, internal voltage regulator, clockwise rotation, and a 130-amp output for OE-style electrical performance.

As part of Denso’s Reman Alternator line, this unit is remanufactured to match the original Mitsubishi OE family design used in the listed vehicles. It is a direct-fit replacement for drivers searching for a reman alternator for Infiniti Q70, Q70L, QX50, QX70, Q40, Q60, G37, M37, EX35, FX35, EX37, FX37, and Nissan 370Z applications.

Key Features

• Part number: 210-4005
• 12.0-volt alternator with 130 amp output
• Internal fan and internal regulator
• Clockwise rotation
• Mitsubishi OE family design
• Remanufactured Denso alternator for OE-equivalent replacement

Product Details

This Denso 210-4005 alternator is built for vehicles that require a 130 amp charging unit with internal regulation. The remanufactured design supports stable battery charging and electrical system operation in the specified Infiniti and Nissan platforms. If you need a reman alternator for Infiniti Q70 or a replacement alternator for Nissan 370Z, this part matches the listed OE-equivalent applications.

This part cross-references Bosch AL2418X and Infiniti 23100-3FY1A for the same application.

What This Alternator Helps Address

• Battery warning light caused by charging system failure
• Low charging output from a worn alternator
• Dim lights or unstable electrical performance
• Hard starting related to insufficient system voltage
• Charging issues on Infiniti and Nissan vehicles listed in the fitment data

Installation Notes and Tips

• Verify the vehicle’s original alternator uses a 12-volt, 130 amp, internal-regulator configuration before installation.
• Confirm clockwise rotation and connector/pulley match with the removed unit.
• Inspect the battery, drive belt, and charging cables during replacement to avoid repeat charging faults.
• Fits 2019 Infiniti Q70, N/A; 2016-2017 Infiniti Q70, N/A; 2018 Infiniti Q70, N/A; 2014-2015 Infiniti Q70, N/A.
• Fits 2019 Infiniti Q70L, N/A; 2018 Infiniti Q70L, N/A; 2015 Infiniti Q70L, N/A; 2016-2017 Infiniti Q70L, N/A.
• Fits 2014-2017 Infiniti QX50, N/A; 2014-2017 Infiniti QX70, N/A; 2015 Infiniti Q40, N/A; 2014-2015 Infiniti Q60, N/A.
• Fits 2016-2019 Nissan 370Z, N/A; 2011-2015 Nissan 370Z, N/A; 2010 Nissan 370Z, N/A.
• Fits 2013 Infiniti EX37, N/A; 2013 Infiniti FX37, N/A; 2011-2013 Infiniti G37, N/A; 2012-2013 Infiniti M37, N/A; 2011-2012 Infiniti EX35, N/A; 2011-2012 Infiniti FX35, N/A; 2011 Infiniti M37, N/A; 2010 Infiniti EX35, N/A; 2010 Infiniti FX35, N/A; 2010 Infiniti G37, N/A.

Quality Assurance

Denso reman alternators are built to OE-equivalent specifications for the listed applications and are identified here by part number 210-4005. Confirm fitment against the original unit and vehicle application before installation.