Originally Posted by
Racing Dan
Im for full group sets. Often ppl complain their SRimanolo groups have this that or the other issue, but looking closer, often cables, brakes, crank, BB, what ever, is replaced with a cheaper alternative that just isn't tested to the same degree as a full group. Now you have cable friction, dropped chains, weak brakes, etc. Even on expensive bikes that should just work, no questions asked.
This is a good point, and finding a bike with a FULL groupset is tough, even at higher price points. Mine was a true full 105 bike EXCEPT Tektro calipers, which I upgraded upon purchase to match.
Specialized is the biggest offender, using Shimano gear with Praxis cranks on 90% of their bikes.