The future of riding is here. Feel the difference with the all-new Sirrus. With a lightweight carbon frame, this is the next generation of lightweight comfort and speed. Specialized Sirrus Carbon Review The Sirrus is alluring in aesthetics but even more superior in performance. Meticulously crafted with performance features and a comfort-focused design, Sirruslightweight carbon frame includes our Compliance Junctionenabling a new degree of handling thats completely unconventional in such a comfortable bike. Rider-First Engineered: Like all Specialized carbon bikes, the geometry of each frame is uniquely crafted. This means that for every frame, each tube size and carbon layup is specifically selected to achieve the optimal balance of rigidity, weight, and responsiveness to ensure that no matter what size youre riding, youre going to experience the worlds best ride. Comfortable: The extraordinary performance of the Sirrus Carbon frame begins at its heart, the Compliance Juncti