When you leave the rest behind on the gtc sl itll be clear why theres simply no serious competition for this standard setting racer whether in 275in or 29er wheel options in either case the gtc carbon frame with high performance lightweight components a complete xt group and new fox 32 float performance sc suspension fork is the ideal bike for cross country marathon racing or just epic day rides next to the reaction gtc frame even some pro team race bikes may come up a bit short