Denso 210-4008 Alternator

Denso 210-4008 Reman Alternator for Mazda 3

The Denso 210-4008 reman alternator is a 12-volt charging system component built for select Mazda 3 and Mazda 3 Sport applications. It delivers 110 amps of output with an internal fan and clockwise rotation, making it a direct-fit electrical replacement for the listed vehicles.

Denso’s Reman Alternator line focuses on OE-style replacement coverage for charging system service, and this unit is built around Mitsubishi OE family specifications with an external regulator type.

Key Features

• 12.0-volt alternator for standard vehicle charging systems
• 110 amp amperage rating for listed Mazda applications
• Internal fan design for alternator cooling
• Clockwise rotation direction
• Mitsubishi OE family specification
• External regulator type
• Remanufactured Denso alternator, part number 210-4008

Detailed Description

This Denso 210-4008 alternator is compatible with 2012-2013 Mazda 3, 2012 Mazda 3 Sport, and 2013 Mazda 3 Sport applications listed in the fitment data. It is a reman alternator built to match the electrical and mounting requirements of the original charging system, with 110 amp output for vehicles that need stable battery charging and accessory power support. If you are replacing a worn Mazda 3 alternator, this unit provides an OE-style service solution for the specified model years.

This part cross-references BBB Industries 11635 and Mazda PE07-18-300 for the same application.

What This Alternator Helps Address

• Battery warning light caused by charging system failure
• Low battery charge after driving
• Dim lights or unstable electrical output
• Alternator noise from worn internal components
• Starting issues related to insufficient charging

Installation Notes and Tips

Verify the vehicle year, model, and charging system specifications before installation. Confirm 12-volt system requirements, clockwise rotation, and external regulator configuration against the original unit. Inspect the drive belt, electrical connectors, and battery condition during replacement to help avoid repeat charging concerns.

Quality Assurance

Denso reman alternators are built for OE-style replacement service and application-specific fitment. Confirm all catalog details against the vehicle before installation to ensure the correct alternator is selected for your Mazda 3 or Mazda 3 Sport.