The 2017 Specialized S-Works Tarmac Dura-Ace is a high-performance road bike engineered for competitive cycling enthusiasts. Its frame is constructed from Specialized's top-tier S-Works FACT 11r carbon, offering an optimal balance of lightweight agility and stiffness. The bike features a Rider-First Engineered™ design, ensuring consistent performance across all frame sizes. Equipped with a Shimano Dura-Ace 9100 11-speed groupset, it delivers precise and reliable shifting. The Roval CLX 32 carbon wheelset, with a 32mm depth and CeramicSpeed bearings, enhances aerodynamics and responsiveness. Additional components include an S-Works SL carbon Shallow Drop handlebar, S-Works SL alloy stem with titanium bolts, and a Body Geometry S-Works Toupé saddle with carbon rails. The bike rolls on 700x26mm Pirelli P-Zero Race tires, designed for low rolling resistance and superior grip. This combination of advanced materials and meticulous engineering makes the S-Works Tarmac Dura-Ace a formidable choice for riders seeking top-tier performance.