Originally Posted by
MKahrl
Bicycle Quarterly did wind tunnel tests and at 22 mph going to full aero tuck with no pedaling and the knees tucked into the top tube created a 7 % reduction in drag coefficient. Meaning if your downhill will take you above 22 on coasting alone than don't waste a lot of time and energy spinning a high gear; get small and let mother earth pull you in.
This is so wrong it makes my head hurt.