I've got the LTZ 400 Hubs/rotors. YFZ 450 Twin piston calipers/ Master Cyl with lever. LTZ 400 Steering knuckles. I need to order some +2 Aftermarket Arms. gonna run Elka stage 3 shocks. Problem,( need Arms for Zilla 500 w/ ball joints to work on LTZ 400 Spindles.)