im upgrading the rear set up in a couple weeks.im on an art 4 link bagged on bar with a bolt in c notch.im going to put in the canti kit from kp and welding in a 10 inch step notch.is there any thing i shud noe before hand?also my panhard bar is welded to my bolt in c notch.i could cut it off and reweld to my new notch or is it better if i just put a watts while im at it?