The latest in our series of video road tests is America's leading electric motorcycle: the Zero S, from California's Zero Motorcycles. Seventy-five miles per hour and 60 miles between charges The Zero S costs US$10,000, not counting federal and state subsidies,the Zero S will travel 43 miles on a full battery charge of 3.9 kilowatt-hours (kWh). Now, electricity rates vary as widely as gas prices, but the 2010 average price per kWh in the US is 11.58 cents. So each battery charge on the Zero S costs about US$0.45 – and 65,000 miles will cost you about US$680.23 all up.