2025 Wilier Supersonica SLR E555ITI Carbon Time Trial Triathlon Bike

Wilier Supersonica SLR | The Absolute Pursuit of Velocity

The Wilier Supersonica SLR is the ultimate expression of aerodynamic engineering. Designed specifically for the most demanding Time Trial and Triathlon stages, this carbon monocoque masterpiece was developed in the wind tunnel to minimize drag and maximize every watt of power. Equipped with the flagship Shimano Dura-Ace Di2 R9250 drivetrain and friction-reducing CeramicSpeed bearings, the Supersonica SLR is built for those who refuse to settle for second place.

Key Highlights

• Aerodynamic Optimization: Carbon Monocoque frame and fork engineered for record-breaking speed.
• Flagship Drivetrain: Full Shimano Dura-Ace Di2 12-speed electronic shifting for flawless precision.
• Pro-Level Cockpit: Integrated Supersonica bar with Profile Design 43 ASC Pro carbon extensions.
• Ceramic Performance: Features CeramicSpeed Pressfit bottom bracket for ultimate efficiency.
• Race-Ready Weight: A specialized TT build weighing in at approximately 9.4 kg.

Technical Specifications

*Specifications are subject to change based on component availability. For the most accurate fit, please refer to the Wilier size guide.*