Originally Posted by 70sSanO

My initial thought would be yes, but if you look at the Tech Doc I don't think so.

The mounting surface for the triple is different than the double. You would have to buy the parts and see if the spacing between the chianrings would work. There are also ramp and pin considerations, but generally a shift is possible even if it not at the highest level.

https://si.shimano.com/en/pdfs/ev/FC...M6000-4187.pdf

John