I had a tough time pressing in the Powerflex bushings and I had the arm off the X and was using a real press. Dang thing wanted to go everywhere but into the arm...

Bimmerworld sells the arms and they'll press power flex bushings in for your (for a small fee).

__________________
Kirk
Las Vegas
2016 X5 40e Mineral White/Black Dakota Leather, ZLL, ZCW, ZDA, ZDB, ZPP, multi contour seats, rear side window shades, HK stereo
2011 E90M3, 6-speed manual