Lean, mean and sometimes even green, concept motorcycles often make us want to head out on the highway and look for adventure. These bikes may not be quite ready to tear up the road as we zoom into the wind, but we wish they would move from concept to reality very soon! As we take a look at concept motorcycles, here are 20 of the most bad-ass bikes to hope for in 2010.
Lamborbiker Inspired by Lamborghini
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