I’m a road cyclist who is going to be riding more xc mountain bike races this year, both olympic and marathon. As I’m looking for a bike, I’m a bit overwhelmed by all the tech that goes into these bikes. What are the most important components? I notice there are $4000 bikes with “entry level” drivetrains, which has me confused. How would you rank the following six items when looking for a bike?
Other (bars, stems, seatposts)