Originally Posted by dcains
Good deal, or not, 20" wheels aren't appropriate for a Z, and whatever savings you think you're getting, you'll give it back many times over in lost performance and cost of tires.
Totally agree with you DC, the ride will be absolutely terrible. It'll look ok when you're doing 25mph but as soon as you put your foot down all of the time spent designing suspension will be wasted. Just don't waste your time & money.