The Zero DS website claims the bike 'combines innovation with passion to deliver the world’s most versatile electric motorcycle. Designed to be agile in the dirt and quick on the street, the Zero DS represents a new kind of freedom.
Bypass the ordinary. Blast down a gravel road or a dusty trail. When you’re ready, silently pass from the sublime to the civilized as you arrive at your destination. The Zero DS is tough when you demand it and distinguished when required. Its edgy, yet sophisticated, appearance is highlighted by an eye catching twin spar frame that is both rigid and lightweight. '
For more info check out:
http://www.zeromotorcycles.com/zero-ds