Originally Posted by Mach V Dan
Red. The threaded part was a little short (as reported from people who are getting the newest HTS shocks), but we used the stock USDM tophats, and I haven't had any problems. I check them periodically, but there's not a whole lot of stress on those nuts, so I'm not too worried about it.
I think the Spec B top hats would fit the upper threads better, but I was concerned that ride height would not be the same, so I stuck with the stock GT top hats.
Agreed, it WILL mess up your ride height, and you will not be happy!
Again, three threads is all you need to hold those things on.