Originally Posted by
gif4445
Same here Terry. Just a few miles on it, but really love riding the bike. Makes figuring out this issue worth it!
Here's an idea. For the Colorado trip, swap the rear derailer from the LHT over to the Roubaix and put an 11-34 cassette on it. Will work as long as the LHT rear derailer is not Shimano Dyna-Sys or SRAM ESP (different pull ratio for those).