We worked with our pro team and our fastest triathletes to develop the cx01 technology used on the cxr ultimate 80 t together we found the marginal gains needed to take this from being just a wheelset to creating a unique wheel and tire combination where the system is faster than the sum of its partsfirstly the naca 40national advisory committee for aerodynamics41 defined the airfoil profiles that would offer the best possible aerodynamic performance this set the basis of our cx01 techn