The Specialized Roubaix SL4 Expert is an endurance road bike built to make every ride fast, smooth, and thrilling. Its FACT 10r carbon frame with Zertz vibration-damping inserts soaks up rough roads, keeping you comfortable on long rides without sacrificing speed or responsiveness. Equipped with a Shimano Ultegra 2x11 drivetrain and Fulcrum Racing S4 wheels, it delivers precise shifting, crisp acceleration, and confident handling. With race-inspired geometry tuned for all-day comfort, the Roubaix SL4 Expert turns challenging climbs, fast descents, and rolling terrain into an exhilarating, high-performance experience for riders who crave both speed and endurance.