The bike that redefines speed. We have crafted a World Tour-worthy bike using a carefully curated selection of top-tier components, ready to compete at the highest level. In the range-topping Hero specification, the ULTRA-AERO SL R features Shimano’s professional-grade Dura-Ace Di2 groupset, Zipp 303 SW aerodynamic carbon wheels, World Tour favourite Pirelli P Zero tyres, and 3D-printed Selle Italia SLR Boost Carbonio Superflow saddle. The integrated aerodynamic carbon cockpit completes the ultimate performance package.