Having come from an 06 636 myself, and looking to get something more capable as a 2up tourer, I was originally looking at the Suzuki SV650s, GS600F, Kawi's 650R and ZZR600 (which is their 00-02 ZX-6R reintroduced as a "new" model in 05 or 06), the and the FZ6R. For me when I realized all of...