© 2013, Roadracing World Publishing, Inc. By No one is better qualified to test the latest, most powerful literbikes than riders who ride and race them for a living. AMA Pro Racing riders Chris Ulrich and Jeremy Toye put the 2011 Kawasaki ZX-10R, the BMW S1000RR and the Honda CBR1000RR through their paces at the demanding Chuckwalla Valley Raceway, and tell you which is the best - and why..