313320 Spring tensioner AM: Notes
WARNING: This page is about a different car, the 2018 BMW X4, 2017 BMW X4, 2016 BMW X4, and 2015 BMW X4. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
(Spring tensioner and spring retainer) For tensioning coil springs when removing and installing spring strut. Use only on the front axle. Exception: On E38 and E39 front and rear axle.