Notes: Also Known as: Ninja 600R (America),ZX600 or GPX600R. This is not the same as the modern day ZX-6R Ninja. Superseded by the ZZR600. In terms of timeline: GPZ600R Ninja – ZZR600 – ZX-6R. The GPX was an updated version – new ‘double cradle’ frame, anti drive system, higher power and top speed.
