2013 Yamaha TT R110E, 2013 Yamaha® TT R110E BIG FUN IN A SMALL PACKAGE Torquey 110cc air-cooled 4-stroke engine, 4-speed gearbox with automatic clutch and effortless electric starter. The only drawback? Only one family member can ride at a time. Better get a few. Features Convenient electric starter for effortless starting. Big fun for the whole family, the YZ®-styled, four-stroke-powered TT-R110 begs to be ridden by everyone. A seat height of only 26.4 inches makes this one accessible to most riders, but 7.1 inches of ground clearance and great suspension at both ends means it can go places. Four-speed auto-clutch transmission has an easily accessible gear for nearly any terrain.