The 2012 Zero S is a naked bike motorcycle. 2012 Zero S delivers. The factory-quoted top speed stands at 108 km/h, making it a capable performer in its class. From a practical standpoint, the 2012 S tips the scales at 135 kg, offers a seat height of 832 mm and spans a 1410 mm wheelbase. That's roughly 70.9 kg lighter than the average naked bike motorcycle in our database. Scroll down for the complete 2012 Zero S spec sheet covering every technical detail from suspension travel to tyre sizes.