Originally Posted by
LesterOfPuppets
Hmm, maybe I'm seeing things but that looks like a triple crank with the little ring removed. Surely Trek didn't ship 400s with triple cranks with the granny omitted, did they?
I see what you mean. Could have been a bad day at the factory. This particular bike is wearing the Shimano Light Action RD that came on the 400. 400T came with a more tour-appropriate long cage Deore. Aren't many other differences between the two models.