DT 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 and GP 5000 STR 30mm rear tire (Front & rear sold separately). Continental`s Black Chili compound and Vectran Puncture resistant technology. Wheel Features:. Sleeved joint aluminum aero-optimized rim laced to an upgraded 370 series hub with DT Aero II Straight pull spokes. 22mm internal rim width is ideal for mounting wide tires providing comfort and stability when riding at lower pressures. Rear 370 seires hub has been upgraded to the new Ratchet LN system for improved engagement