Fan Aux Belt Tensioner Pulley V Ribbed Belt Idler Fits BMW X1 X3 X5 X6, 2008-19
A good pulley has a smooth surface and high quality bearings to reduce vibration and extend belt life. BMW X6 (E71, E72) 30d, 40d, xDrive 2008-2014. BMW X6 (F16, F86) 30d, 40d, xDrive 2014-2019. BMW X1 (E84) 18d sDrive 2009-2015.