The 2021 Cannondale SystemSix Hi-MOD Ultegra Di2 is engineered for pure speed, delivering unmatched aerodynamics and efficiency in every pedal stroke. Built around Cannondale's premium Hi-MOD carbon frame, this aero road machine is lightweight, stiff, and meticulously shaped to reduce drag across all wind angles. The integrated design—featuring a hidden cable routing system and KNØT components—adds to its wind-cheating performance. Equipped with Shimano’s precise and reliable Ultegra Di2 electronic drivetrain, this bike offers effortless shifting and race-ready responsiveness. Ideal for competitive riders and performance-focused enthusiasts, the SystemSix Hi-MOD is all about going faster, with less effort.