WHY do you want to go to coilovers? Just replace the rear springs..
Although no doubt the "Coilover King" [ref]jamie_z4[/ref] will be along to advise you on how to stop your car from getting over leaves on the road shortly
all depends on your budget and what your intent with the zed is. If your shocks are still fine and you just want it lower, not intending on track use, you could just stick some eibachs on there?
WHY do you want to go to coilovers? Just replace the rear springs..
Although no doubt the "Coilover King" [ref]jamie_z4[/ref] will be along to advise you on how to stop your car from getting over leaves on the road shortly