When I first lowrered my car, I left the control arm bolt at the center of the chassis connected and unbolted everything a the are near the wheel. Your way may be slightly easier. I cut one full spring at all four corners which have a very nice low stance. I have since switched to Voghtland springs. One thing that would make this work very easy and much safer would be the correct Mrecedes spring compressor. It would be nice if the club owned one and then let members check it out