BMW Alternator (150 AMP) 12317519721

OEM Part #: 12-31-7-519-721 (12317519721)

Alternator (150 AMP) 12317519721 for BMW

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This 150 AMP alternator is an authentic OEM part designed for compatibility with various BMW models including the 330Ci (2001-2006), X3 (2004-2006), 525i, 530i (2004-2005), and 325i/325Ci (2002-2006). Located typically on the front of the engine, this alternator is crucial for converting mechanical energy into electrical energy, ensuring your vehicle's battery remains charged and powering key electrical components. Common issues such as insufficient charging, battery warning lights, or a dead battery may indicate a malfunctioning alternator. This part is sourced directly from donor vehicles, ensuring its reliability and functionality. OEM Part Numbers include 7541696 and 7546285.

Specifications

Specifications for Alternator (150 AMP) 12317519721
Fits Vehicle Model	325Ci, 325i, 330Ci, 525i, 530i, X3
Fits Vehicle Make	BMW
OEM Part No	12-31-7-519-721 (12317519721)
Compatible OEM Part No	7541696, 7546285
Category	Battery / Charging / Starting

Compatible Vehicles

Fits 28 vehicle configurations across 1 make, 2001-2006.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

BMW

325Ci 2002-2006 · 5 variants 5 with notes
325i 2002-2005 · 8 variants 8 with notes
330Ci 2001-2006 · 6 variants
525i 2004-2005 · 2 variants
530i 2004-2005 · 2 variants
X3 2004-2006 · 5 variants

View all 28 vehicle configurations — 13 with fitment notes

Full vehicle fitment list for Alternator (150 AMP) 12317519721
Year	Make	Model	Trim	Engine	Note
2001	BMW	330Ci	Convertible	3.0L l6
2002	BMW	325Ci	Coupe	2.5L l6	With M56 SULEV Engine
2002	BMW	325i	Sedan	2.5L l6	With M56 SULEV Engine
2002	BMW	325i	Wagon	2.5L l6	With M56 SULEV Engine
2002	BMW	330Ci	Convertible	3.0L l6
2003	BMW	325Ci	Coupe	2.5L l6	With M56 SULEV Engine
2003	BMW	325i	Sedan	2.5L l6	With M56 SULEV Engine
2003	BMW	325i	Wagon	2.5L l6	With M56 SULEV Engine
2003	BMW	330Ci	Convertible	3.0L l6
2004	BMW	325Ci	Coupe	2.5L l6	With M56 SULEV Engine
2004	BMW	325i	Sedan	2.5L l6	With M56 SULEV Engine
2004	BMW	325i	Wagon	2.5L l6	With M56 SULEV Engine
2004	BMW	330Ci	Convertible	3.0L l6
2004	BMW	525i	Sedan	2.5L l6
2004	BMW	530i	Sedan	3.0L l6
2004	BMW	X3	SUV	2.5L l6
2004	BMW	X3	SUV	3.0L l6
2005	BMW	325Ci	Coupe	2.5L l6	With M56 SULEV Engine
2005	BMW	325i	Sedan	2.5L l6	With M56 SULEV Engine
2005	BMW	325i	Wagon	2.5L l6	With M56 SULEV Engine
2005	BMW	330Ci	Convertible	3.0L l6
2005	BMW	525i	Sedan	2.5L l6
2005	BMW	530i	Sedan	3.0L l6
2005	BMW	X3	SUV	2.5L l6
2005	BMW	X3	SUV	3.0L l6
2006	BMW	325Ci	Coupe	2.5L l6	With M56 SULEV Engine
2006	BMW	330Ci	Convertible	3.0L l6
2006	BMW	X3	SUV	3.0L l6