The 2025 Cervelo S5 Ultegra Di2 delivers pro-level aero performance with the reliability and efficiency of Shimano Ultegra Di2 12-speed electronic groupset. Its aerodynamic carbon frame paired with integrated cockpit and Reserve 52/63 carbon wheels with DT Swiss 370 hubs ensures speed, stiffness, and precise handling. Featuring Vittoria Corsa TLR tires and hydraulic disc brakes, the S5 Ultegra Di2 is ideal for racers and ambitious riders seeking a world-class aero platform with premium performance and value.