Originally Posted by
BikeWNC
If you're spinning up an 8% grade at 10 mph or better that's a pretty fast pace. A 170# rider would need to maintain about 330 watts to go 10 mph on an 8% grade.
I agree with this. I noticed these figures and thought it was probably a bit of a mistake, so I did not comment. If you are pedaling up 8% for two miles at 10 MPH you do not need to change much on your bike.