2006 Yamaha YZF R6, The YZF R6 isn t a race replica; it s a racer, developed at racetracks, honed to perfection. For 2006, the R6 is light, powerful and bristling with knowledge gained from years of racing. As a result is one of the most advanced motorcycles ever built by Yamaha. Is also the first production motorcycle with a fly-by-wire throttle for flawless response under all conditions.