Trek Fx S 6 2025 Review. A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills. Hey i’m looking to buy the 2023 trek fx sport 6.

The fx sport 6 has a carbon frame, carbon fork, carbon 700c carbon wheels, and better. Being that this is their first flat bar gravel bike (that i’m aware of.