Wilier Supersonica SLR (Shimano Dura Ace Di2 R9280 2x12s)

Wilier Supersonica SLR Shimano Dura-Ace Di2 – Ultimate Triathlon & Time Trial Bike

Engineered for pure speed, the Wilier Supersonica SLR is a high-performance triathlon and time trial bike created for riders chasing every possible aerodynamic advantage. Developed by Wilier’s Innovation Lab in collaboration with professional time trial specialist Stefan Küng and the Groupama-FDJ Performance Center, the Supersonica SLR represents the pinnacle of Wilier’s aerodynamic race bike technology.

Built around the Supersonica SLR carbon monocoque frame and fork, this bike has been extensively developed using computer simulation, wind-tunnel testing, velodrome sessions and real-world road testing. The result is Wilier’s fastest time trial platform, designed to reduce aerodynamic drag while allowing riders to maintain an efficient racing position over demanding triathlon and TT distances.

Shimano Dura-Ace Di2 Performance

This premium Wilier Supersonica SLR build features a Shimano Dura-Ace Di2 2x12-speed electronic groupset, delivering exceptionally fast and precise electronic shifting under race conditions.

A Shimano Dura-Ace FC-R9200-P integrated power meter provides accurate power data for structured training, pacing and race-day performance, making this an ideal setup for competitive triathletes and time trial riders.

Shimano Dura-Ace hydraulic disc brakes provide powerful, predictable braking and excellent control in changing weather and road conditions.

Aero Carbon Wheels

The Supersonica SLR is equipped with a Miche Kleos 67 front and 85 rear carbon wheelset, combining deep aerodynamic profiles with race-ready performance.

Paired with Vittoria Corsa Graphene 2.0 TLR tyres, the setup delivers the speed, grip and rolling efficiency expected from a flagship triathlon bike.

Fully Integrated Aero Cockpit

A Wilier Supersonica integrated aero cockpit with Profile Design ASC extensions gives riders extensive positional adjustment.

Finding the right aerodynamic position is essential for both speed and sustainable power output, particularly during long-distance triathlon. The Supersonica cockpit allows the bike to be precisely configured around the rider for an aggressive yet sustainable racing position.

Built to Race Against the Clock

Every component on the Wilier Supersonica SLR Dura-Ace Di2 has been selected with speed and efficiency in mind.

Whether you're preparing for an Ironman, targeting a triathlon personal best or competing in individual time trials, the Supersonica SLR provides a world-class platform for converting watts into speed.

Key Features

• Wilier Supersonica SLR carbon monocoque frame and fork

• Shimano Dura-Ace Di2 2x12-speed electronic groupset

• Shimano Dura-Ace FC-R9200-P integrated power meter

• Miche Kleos 67 front / 85 rear carbon wheels

• Wilier Supersonica integrated aero cockpit

• Profile Design ASC aero extensions

• Shimano Dura-Ace hydraulic disc brakes

• CeramicSpeed-equipped bottom bracket

• Vittoria Corsa Graphene 2.0 tubeless-ready tyres

• Developed specifically for elite triathlon and time trial racing

Why Choose the Wilier Supersonica SLR?

The Wilier Supersonica SLR is designed for athletes who want one of the most advanced aerodynamic bikes available. Combining Italian carbon engineering, extensive aerodynamic development, Shimano Dura-Ace Di2 electronic shifting and a race-focused integrated cockpit, it delivers uncompromising performance when every second counts.