With Superbike World Championship and AMA Superbike regulations already allowing competition of 1000cc In-line Four machines from 2003, Kawasaki was quick to draft their new litre-bike supersport model, the Ninja ZX-10R, when it debuted in 2004. Competing on the world stage in World Superbike and in national-level racing in America, Japan and other countries, the Ninja ZX-10R made its greatest impact in the Canadian Superbike Championship, where its dominant performance earned it four consecutive titles from 2006.

* Photo shows 2005 All Japan Road Race Championship racer