Denso 210-5315 Alternator

Denso Reman Alternator for Ford Ranger and Mazda B4000

The Denso 210-5315 reman alternator is a 12-volt charging system component built for specific Ford and Mazda applications. It delivers 95 amps with an internal regulator, internal fan, and clockwise rotation for direct-fit service on covered vehicles.

Fits 2001-2005 Ford Ranger, N/A. Fits 2001-2003 Mazda B4000, N/A. This Denso reman alternator is engineered for vehicles with multiple electronic loads that depend on stable charging output.

Key Features

• 12.0-volt alternator with 95 amp output
• Internal fan and internal voltage regulator
• Clockwise rotation
• Remanufactured to Denso First Time Fit standards
• OE-style fit, appearance, and mounting for covered Ford and Mazda applications
• Part number 210-5315 for direct identification

Product Details

Denso reman alternators are processed and tested to support reliable electrical performance. Critical components such as stators, rectifiers, and rotors are evaluated under high-voltage testing, while rotor slip rings are finished to a fine surface and bearings are validated to OE standards with premium lubricants. The result is a reman alternator designed to meet the electrical and thermal demands of modern vehicles while maintaining proper fit and alignment.

The Denso 210-5315 is a practical replacement for charging-system service on the Ford Ranger and Mazda B4000. It is built for applications that require consistent output for engine management, lighting, accessories, and other onboard electronics. This part cross-references Bosch AL7671X and Remy 23742 for the same application.

Common Problems This Part Can Address

• Low battery charge or repeated battery drain
• Dim headlights or fluctuating electrical output
• Battery warning light or charging-system fault codes
• Noise or wear related to a failing alternator bearing
• Intermittent accessory operation caused by unstable voltage

Installation Notes and Tips

Verify the vehicle’s original alternator specifications before installation, including amperage, rotation direction, and regulator type. Confirm belt and pulley alignment, electrical connector condition, and charging-system wiring before starting the vehicle. After installation, test charging voltage at idle and under load to confirm proper operation.

Quality Assurance

Denso reman alternators are built to First Time Fit standards and undergo testing intended to support OE-level performance, fit, and durability. The remanufacturing process includes component validation and inspection steps designed to help ensure dependable service in demanding electrical systems.