Quote Originally Posted by bounceswoosh View Post

I built up the components list myself, so it's certainly possible I chose some stuff that doesn't work well together, or just doesn't work well together in combination with the specifics of my bike geometry. I do have a mixture of SRAM and Shimano, so maybe that has an impact.
Also - a true "high end" shop would tell you if the components weren't compatible. Having a mixture of shimano and SRAM is very common. I currently have XT up front and SRAM XO in the back.