The Specialized Sirrus X 4.0 is a top choice for riders who demand the best in performance and versatility. Its lightweight aluminum frame and carbon fork provide the perfect balance of agility and comfort, while the SRAM NX drivetrain ensures smooth and reliable gear changes. Equipped with hydraulic disc brakes for exceptional stopping power and Pathfinder Sport tires for confident traction, this bike offers total control on any road or trail. Plus, with plug + play rack/fender mounts, you can easily customize your ride to suit your needs. Key Features:    Specialized A1 SL Premium Aluminum frame with fitness geometry for agile handling and durability    Specialized FACT 9R carbon monocoque fork with Future Shock 1.5 for smooth and responsive steering    SRAM NX 11-speed drivetrain for precise shifting and efficient power transfer    Tektro HD-R510 hydraulic disc brakes for reliable stopping power in all conditions    700c double-wall alloy rims with Pathfinder Sport tires for a smoot