Power Steering Pump, New BMW - E83 X3 3.0i/3.0si 5/08-2010

This part is listed by BMW as BMW part number 32413450590 (32 41 3 450 590) and is described as Power Steering Pump for the N52 powered BMW X3 (first generation E83 chassis), which includes all 2007, 2008, 2009 and 2010 X3 3.0i and X3 3.0si. 

Not for cars before the 2007 model year. BMW used the older/earlier style engine on BMW X3 models before the 2007 model year. This power steering pump is only for the newer N52 engine, which was used from 2007-2010. 

This is a Genuine BMW PS pump with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.

BMW Fitments:

X3 Series
E83 X3 (04-10) > X3 3.0si N52 (2007-2010)