Originally Posted by
Retro Grouch
There are lots of places on a bicycle where you can pick up tiny amounts of efficiency to make you go a tiny bit faster.
There is one biggie. Once you get above around 15 MPH or so, most of your energy goes to push your torso through the air. Compared to improving your body position on your bicycle, everything else is small potatoes.
I agree and since I have a hybrid bike, my riding position with the bars makes me a sail. along with the narrower tires, I purchased aerobars that I have yet to install.