One other suggestion for XXX-S owners, take out all of the bearings and remove the shields and clean out the old grease then replace with Royal Oil or Dura-Lube. Your drive train will be as free as a well broken in TC3.
Did this to mine and she rolls clear accross a large kitchen floor with just a tap.
Has anyone picked up any graphite parts? I am curious where this stuff is avaiable for mail order.