E-i-C Duke offers up the 2006 Kawasaki ZX-10R as the bike that left him feeling disappointed. Yikes. What in the world did Team Green’s ferocious literbike do to leave KD down? Here’s Kevin: “That ZX felt big and top heavy, especially compared to the previous edition, which was the lightest and lithest literbike at the time with an awe-inspiring ripper of a motor. The ’06 was still plenty fast, but its bulkier nature made it feel like a step backward.”