On this episode of On Two Wheels, the staff of Motorcyclist magazine gathers together the latest liter bikes from the Japanese Big Four and puts them through their paces on the street, the drag strip, and at the track.

Testers compare specs, performance and handling of the Honda CBR 1000RR, Kawasaki ZX-10R, Suzuki GSX-R1000 and Yamaha YZF-R1 to determine which bike is at the top of the class for 2012.