Well, in that case..... Since the rest of the track is super bumpy and technical, I won't piss around with the rear shocks just yet. I still haven't drilled out the pistons either, the back seems fine with standard pistons and 40wt, but I ended up putting 25wt in the front shocks just to get them up and down a bit quicker, I haven't had a chance to try it yet, due to weather...I'll let you know, ta....