I've been trying for a while to get a more performance oriented suspension alignment on my GL-10 wagon. The two issues being caster and static camber.   Here's how I handled the caster problem, by pushing the strut rod forward. It moves the tire forward a 1/2" too, so make sure there is clearance for this. The steering feel is better, and it also gets more negative camber when going around turns.     Two of these: http://www.mcmaster.com/nav/enter.asp?partnum=8491A734 And a box of these: