REAR DT 700 622x22 ERC1400 DICUT 35 142x12mmTA CL SHIMANO 11s ROAD TBLS BLACK w/CONT GP 5000 STRDT Swiss has engineered the ultimate aerodynamic combination of wheel and tire interface in collaboration with Continental with a joint tire: the Aero 111 Wheel and tire combinations pre chosen and designed to be as aerodynamically efficient as possible Tire Features: Aero 111 tires features 48 `vortex generators` which greatly reduce drag across the entire wheel system freeing up additional wattage Endurance wheelsets have Aero 111 29mm front tire