REAR DT 700 622x20 ARC1400 WIDE DICUT 80 142x12mmTA CL 11sCAS EXP TBLS (L) 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 wheels have Aero 111 26mm front tire and GP 5000 STR 28mm rear tire (Front & rear sold separately) Aero 111 tires features 48 `vortex generators` which greatly reduce drag across