[NeilBlanchard]

Here's the Energy Return Wheel - watch the "50% Better Coast" video.

Demo Video Player

http://www.youtube.com/watch?v=iOSAQjCbXZE

http://ecomodder.com/forum/showthrea...res-19321.html

So, maybe the ERW is already maximized for low rolling resistance, and it just needs to be aerodynamically smoothed?