General Z1000/Z750
This is from the zx-10r.net forum. A member did a complete write up on how to make a Servo buddy for damn near nothing!!
I've used it twice now on my 2 zx10s.
It may work for the newer 2007-2012 z1000 naked/ ninja/ z1000sx models. I know the Gen1 didn't have a servo motor for the exhaust that...