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Valeo 439675 Alternator
| Brand | Valeo 439675 |
|---|---|
| 54 | |
| Amperage Rating | 180 |
| Family | Valeo OE |
| Fan Type | Internal |
| Housing Material | Aluminium |
| Pulley Belt Type | Serpentine |
| Pulley Groove Quantity | 6 |
| Regulator Type | Internal |
| Rotation Direction | Clockwise |
| Technical Number | FGN18S014 |
| Voltage | 12 |
| Product line | Alternator |
| Fits | BMW · 6 vehicles |
100% new design. Helps reduce premature failure risk.
Aluminium housing. Lightweight construction for dependable charging performance.
Internal regulator. Integrated control for a cleaner alternator setup.
Cross-references Carlson 15059, Dayco 11450 and Four Seasons 12941 for the same application. See all 7.
Valeo 439675 Alternator for BMW M3
The Valeo 439675 alternator is a 12-volt charging system component built for 2008-2013 BMW M3 applications. It features a 180-amp output, internal regulator, internal fan, and clockwise rotation for OE-style electrical performance.
As part of the Valeo OE family, this alternator reflects Valeo’s long history in electrical systems and original equipment supply. Valeo premium alternators are 100% new, helping reduce the risk associated with remanufactured units and supporting consistent charging performance in BMW M3 vehicles.
Key Features
- 12-volt alternator with 180-amp amperage rating
- Internal regulator and internal fan design
- Clockwise rotation direction
- 6-groove pulley for serpentine belt systems
- Aluminium housing for OE-style fit and durability
- Valeo OE family construction for BMW M3 charging system service
Product Details
Built for the BMW M3 charging system, part number 439675 is engineered to match the vehicle’s electrical demands with a 180-amp output and serpentine pulley configuration. The internal regulator and internal fan support stable operation, while the aluminium housing helps maintain a factory-style installation profile. If you are replacing a worn BMW M3 alternator, Valeo 439675 provides a direct-fit electrical replacement for the 2008-2013 model years.
This part cross-references Dayco 11450 for the same application.
What It Helps Address
- Battery warning light caused by alternator output loss
- Low charging voltage at idle or under electrical load
- Dim lights or unstable accessory performance
- Charging system noise related to alternator wear
- Starting issues tied to insufficient battery replenishment
Installation Notes and Tips
Verify pulley groove count, belt type, rotation direction, and amperage rating before installation. Confirm the vehicle uses a serpentine belt system and compare the original unit’s connector and mounting layout to the replacement alternator. For BMW M3 applications, inspect the belt, tensioner, and battery condition during charging system service to help avoid repeat failures.
Quality Assurance
Valeo has supplied original equipment electrical components since 1923 and is recognized for OE alternator engineering. The Valeo 439675 is a new alternator, not a remanufactured unit, and is built to support dependable charging performance in 2008-2013 BMW M3 applications.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2013 | BMW | M3 | Base | 4.0L | V8 | N/A | VALEO IS THE OE SUPPLIER FOR THIS VEHICLE; 180 AMP; Alternator |
| 2012 | BMW | M3 | Base | 4.0L | V8 | N/A | VALEO IS THE OE SUPPLIER FOR THIS VEHICLE; 180 AMP; Alternator |
| 2011 | BMW | M3 | Base | 4.0L | V8 | N/A | VALEO IS THE OE SUPPLIER FOR THIS VEHICLE; 180 AMP; Alternator |
| 2010 | BMW | M3 | Base | 4.0L | V8 | N/A | VALEO IS THE OE SUPPLIER FOR THIS VEHICLE; 180 AMP; Alternator |
| 2009 | BMW | M3 | Base | 4.0L | V8 | N/A | VALEO IS THE OE SUPPLIER FOR THIS VEHICLE; 180 AMP; Alternator |
| 2008 | BMW | M3 | Base | 4.0L | V8 | N/A | VALEO IS THE OE SUPPLIER FOR THIS VEHICLE; 180 AMP; Alternator |
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