A couple of months ago I made these drawings of the rear suspension arm. My plan was to get it cnc-cut in one piece and then bend it into shape, but it turned out that there wasn't enough space for the ball, but if I could move the suspension a little, I think it can be done.. Here are some pics:





After some thinking and redesigning, I came up with this:

Here was the plan to get two pieces, which could be cnc-cut and then weld them together.