[Vehicle Fitment]: Compatible with BMW 528i xDrive 2012-2016, 535d xDrive 2014-2016, 535i GT xDrive 2011-2017, 535i xDrive 2011-2016, 550i GT xDrive 2010-2017, 550i xDrive 2011-2016, 640i xDrive 2014-2018, 640i xDrive Gran Coupe 2014-2019, 650i xDrive 2012-2018, 650i xDrive Gran Coupe 2013-2019, 740Ld xDrive 2015, 740Li xDrive 2013-2015, 750i xDrive 2010-2015, 750Li xDrive 2010-2015, Alpina B6 xDrive Gran Coupe 2015-2019, Alpina B7 xDrive 2011-2015, Alpina B7L xDrive 2011-2015
[Installation Position]: Front Lower Left and Right, Driver and Passenger Side
[Professional Replacement]: This ball joint is replacement for above model's suspension system, and may help you resolve those problems: ① loose or shaky steering ② strange squeaky and clunky noises from suspension ③ uneven tire wear ④ steering wheel drifting to one side !!!!