12V 180A 439788/12317823345 VALEO car alternator for BWM FG23S 114i/320d

The 12V 180A 439788/12317823345 VALEO car alternator for BWM FG23S 114i/320d is engineered to meet the precise electrical demands of BMW FG23S 114i/320d models, specifically the F20/F21 engine series. Operating at a stable 12V DC with a continuous output current of 180A, it ensures consistent power supply to support the vehicle’s electrical systems, from lighting and infotainment to critical engine components.​

Equipped with an internal voltage regulator, this alternator automatically adjusts output to maintain optimal electrical balance, preventing overcharging or underpowering—key for preserving battery life and ensuring all vehicle systems function as intended.​

Designed for seamless integration, it features a 17mm diameter shaft that aligns with original mounting specifications, while the 53.8mm diameter pulley with 6PK grooves (SC type) ensures proper belt engagement, minimizing noise and wear during operation. The mounting setup includes a 184mm pivot/adjustment distance, with both the adjustment hole and pivot hole measuring 10.5mm in diameter—matching factory dimensions for straightforward installation, whether as a replacement part or during system maintenance.​

The positive output terminal uses an M8 thread, providing a secure connection point for electrical wiring, reducing the risk of loose connections or power loss.​

As a VALEO component, it adheres to strict quality standards, offering durability and reliability suitable for both daily driving and demanding usage conditions. Whether replacing a worn original alternator or upgrading to ensure long-term electrical system performance, this unit delivers the compatibility and functionality needed to keep BMW 114i/320d F20/F21 models running smoothly.

ZKM00064 Common Application: BMW FG23S 114i/320d