If big front wheels improved handling, all the manufacturers would be competeing for the biggest. Flat roads may be fine. Try Hurricane Mountain Road in NH with a big wheel.
2011 XR Midnight Cherry, Hard Bags, Vic htd grips & seat, Vic medium Windshield, unlocked speedo, Lloydz Air filter, VFC III, Lloydz ATS +4, Vance & Hines slip ons
1993 Vulcan 1500 (sold)
1981 Yamaha Seca 750 (ridden into oblivion)
1977 Honda 550 (sold)