I want to run a 54/40 chainring (I live on flat terrain) but I have an ultegra 12 speed. I read that I would need to buy a DuraAce crank and and DuraAce FD. Because ultegra FD can’t hold a 54/40 highest is 52/36. Is it worth it?

I want to run a 54/40 chainring (I live on flat terrain) but I have an ultegra 12 speed. I read that I would need to buy a DuraAce crank and and DuraAce FD. Because ultegra FD can’t hold a 54/40 highest is 52/36. Is it worth it?

by Prestigious-Cod-9612