Transfer Case Box Assembly ATC400 For BMW X3 E83 LCI 2003-2010 AWD 3.0i xDrive
ATC400 27107573215 27103455137 27103434169 27103434267 27103435186 27103455133. BMW X3 E83 E83 LCI ATC400 2003-2010. 1 X Transfer Case Assembly. It's REALLY important! OEM Part Number.