This part is listed by BMW as BMW part number 33406787015 (33 40 6 787 015) and is described as OEM Rear Wheel Bearing for F25 X3 28d, 28i, 35i (2011, 2012, 2013, 2014, 2015, 2016, 2017) and F26 X4 28i, 35i, M40i (2015, 2016, 2017, 2018).
Mounting Hardware Sold Separately:
4x Mounting Bolt - Part # 33406787466
1x Collar Nut For Axle - Part # 33411133785
This is an OEM Wheel Bearing unit, manufactured by an original supplier to BMW for this part, as well as many other driveline components. As the OEM it meets all of BMW's original design, fitment, and performance requirements and is TUV approved. OEM parts are the best alternative to more expensive Original BMW parts because they are virtually identical without the inflated price tag. This part has a two year warranty.
BMW Fitments:
X3 Series
F25 X3 (2011-2017) > X3 xDrive28d Diesel
F25 X3 (2011-2017) > X3 xDrive28i
F25 X3 (2011-2017) > X3 xDrive35i
X4 Series
F26 X4 (2015-2018) > X4 28i xDrive
F26 X4 (2015-2018) > X4 35i xDrive
F26 X4 (2015-2018) > X4 M40i xDrive
