Originally Posted by csrpenfab

After riding my FXS6, my neighbor was sold on the Trek hybrids. He was looking at the FX3 disc, but wound up with the FX4 for just a bit more $$. It was worth the upgrade for him since the 4 has hydraulic vs mechanical discs, better wheels, component group, and a lighter frame. I took him out for a 25 miler this past weekend and he was loving his new bike. As for the discs, I can see your point. My FXS6 was my first disc bike and I love the brakes. I'm a "larger" guy too and it stops on a dime wet or dry.