Denso 210-4180 Alternator

Denso Reman Alternator 210-4180

This Denso reman alternator is built for 12-volt charging systems with a 110 amp output, internal fan, clockwise rotation, and an external regulator. It is a direct-fit charging system replacement for select Mazda MPV applications, including 2002-2005 and 2006 Mazda MPV models.

Key Features

• 12.0-volt alternator with 110 amp amperage rating
• Internal fan design for charging system cooling
• Clockwise rotation
• External regulator type
• Remanufactured to Denso First Time Fit standards
• OE-style fit and mounting for select Mazda MPV applications

Product Details

Denso reman alternators are processed and tested to support reliable electrical performance in demanding vehicle environments. Critical internal components are evaluated for electrical integrity, and wear surfaces are finished to help reduce brush wear and maintain stable operation. The Denso 210-4180 is part of the Reman Alternator line, which focuses on OE-style fit, proper mounting, and dependable charging performance for vehicles with multiple electronic loads. This part cross-references Mazda AJ51-18-300 and Bosch AL4236X for the same application.

Fits 2006 Mazda MPV, N/A. Fits 2002-2005 Mazda MPV, N/A. Use this Denso alternator 210-4180 when replacing a worn or failing charging unit on a Mazda MPV with a 110 amp alternator specification.

What It Helps Fix

• Battery warning light caused by weak charging output
• Low system voltage during driving or idle
• Dim headlights or unstable electrical performance
• Charging failure from worn internal alternator components
• Noise or bearing-related alternator issues

Installation Notes

Verify the vehicle’s amperage rating, rotation direction, regulator type, and connector configuration before installation. Confirm fitment against the existing unit on your Mazda MPV, since alternator applications can vary by charging system setup. Proper belt alignment and secure mounting are important for reliable operation after replacement.

Quality Assurance

Denso reman alternators are built to OE standards and validated through electrical and mechanical testing during the remanufacturing process. The Denso 210-4180 is engineered for consistent charging performance and dependable fit on listed Mazda MPV applications.