The race to bring electric motorcycles to the market is heating up.
Harley-Davidson, the legendary American biker brand, already has plans to launch its first electric product this year (and has two other concepts in the pipeline). Other $4
Now, there's a new entrant to the race: Zero.
The California-based company launched its first electric motorcycle in 2010, and followed up with the SR/F this month. Here's a first look at the new bike: