Welcome to the 03 Kawasaki ZX-12R Ninja owners' discussion group. Enter any question, comment or answer about this motorcycle. We specially welcome references to Kawasaki ZX-12R Ninja tests, drivers' experience with this motorbike, good and bad insurance companies for the 2003 Kawasaki ZX-12R Ninja, and tips on styling and performance enhancements. What is the strengths and weaknesses of this bike? Can anything be improved? Do you have any technical problems? You can also offer parts and accessories for sale. Join this discussion forum if you own or consider buying the Kawasaki ZX-12R Ninja.