| Specialized Tarmac Comp 105 Di2 The new Tarmac bike is designed for speed and aerodynamic performance, but it also delivers excellent ride characteristics, regardless of its size. With its light-weight Rider-First EngineeredTM frame, the Tarmac can help you achieve your goals, whether that's setting new PRs, KOMs, or achieving podium top-steps. While aerodynamics were a primary focus during the Tarmac's development, weight was also important. Previous "aero bikes" tended to compromise weight for reduced drag. However, the new Tarmac is designed to be at or below the UCI weight limit, without sacrificing aerodynamics, stiffness, or ride quality. Thanks to the FreeFoil Shape Library, isotopic F… | Compare prices2→ |