Alternator, 120 Amp, Bosch - E46, E39, E53, Z3, M52TU, M54

Bosch brand rebuilt 120 Amp alternator.  2 Year Warranty.

Price includes $75 core (optional).

A core charge applies to this purchase. The supply of original parts for rebuilding keeps the final purchase price low. The core must match the part that was supplied in terms of fitment, type, application, accessories, and hardware. Damaged or modified cores will not receive a refund. A core charge can only be refunded once the core has been inspected and approved. Click here for our Core Policy.

This 120amp Bosch alternator is a replacement to the Valeo brand that originally came on the BMW models listed below. MAKE SURE YOUR ALTERNATOR HAS A RECTANGULAR CONNECTOR ON THE BACK! If yours doesn't have the rectangular connector, your car came with the Bosch style alternator from the factory and needs the other style.

For the following BMW models:

1998-2000 E39 5 Series 528i
2001-2003 E39 525i & 530i
2001-2005 E46 325i, 325Ci, 325xi ** Only for cars with the M54 engine (NOT for the M56 SULEV engine)
2001-2005 E46 330i, 330Ci, 330xi
2001-2002 Z3 2.5 Liter Roadster
2003-2005 Z4 2.5 & 3.0 Liter Roadster & Coupe
2001-2006 BMW X5 3.0i

** Fits Above models ONLY for cars that have the rectangular plug on the back (These cars came with a Valeo brand from the factory, and this Bosch brand alternator is designed to replace this Valeo-style alternator.)

Replaces The Following BMW Part Numbers:
12317501690 (12-31-7-501-690)
12311432980 (12-31-1-4329-80)
12311432981 (12-31-1-432-981)
12311432979 (12-31-1-432-979)
12311432985 (12-31-1-432-985)
12311740631 (12-31-1-740-631)
12311740629 (12-31-1-740-629)