DT Swiss ERC 1400 DiCut 45 Rear Wheel - 700 12 x 142mm Center-Lock HG11 Road/XDR Ratchet EXP 36 BLK WTS w/GP5000 STR TireDT 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