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:. Aero-optimized wheelset with mid-height rim for longer rides on various terrains along your route with ample handling even for fast descents. Versatile aero-optimized endurance wheels for longer rides on varying terrain. ERC endurance specific carbon rims newly optimized for enhanced handling and crosswind stability. 240 series Ratchet EXP freehubs off precise and dependable engagement. Patented T-head flanges ensure perfect aerodynamic alignment of DT Aero Comp spokes. 22mm inner rim width supports modern wider tires for increased comfort and stability