Just get it. You will not believe how much better it is. I'm 6ft and on the standard version which is fine for me. If I had more money and bought new I'd def have the high version so you can move around. And at 6.4 you need to stretch those knees

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2010 XT660Z Blue, Exan can, UFO high front fender, SW Motech baseplate, heated grips, 12v point, Kevs Fuel & O2 mod, DNA Stage 2 Filter and cover, Givi tall screen, Mefo mfe 99s, Kevs throttle mod, TT high seat and 'compass'