Ive had my 05 drz400sm since 08 and I love it.
continental contiforce tires, keihin 39mm fcr, 4x4, unsmogged, stock motor. Really fun bike. Im actually about to install a kick start pretty soon.
Heres a vid riding some twistys a while back
http://www.youtube.com/watch?v=Ojw0TneGLd0