Originally Posted by
Iride01
Too long a chain and when pedaling backwards in the 26F/11R the top run of chain is going slack and getting mixed up with other stuff.
Don't pedal backwards. More useless than coasting. <grin>
You really put your bikes on a dynamometer? Don't know what to tell you about those readings.
At least the OP presented some actual data, which as an engineer I appreciate.