Shimano RC903 S-Phyre Road Shoe
Experience premium road competition performance with the Shimano RC903 S-Phyre Road Shoe. Meticulously engineered for speed, power transfer, and an exceptional fit, this shoe is the pinnacle of Shimano's advanced cycling technology. Whether you’re chasing KOMs or pushing for podium finishes, the RC903 elevates your ride with pro-level features and unparalleled comfort.
Key Features
- Premium Road Cycling Shoe: Optimized for SPD-SL cleats, ideal for high-performance racing.
- Precise Fit: Dual low-profile BOA Li2 dials allow for quick, micro-adjustable lacing, ensuring a secure and comfortable fit.
- Maximum Power Transfer: Stiffness-focused design minimizes energy loss and channels power directly to the pedals.
- Anti-Twist Heel Cup: Enhanced stability during explosive sprints with a structure designed to counter twisting forces.
- Breathable Comfort: Lightweight microfiber leather upper with perforated venting keeps feet cool and dry.
Performance Built In
The RC903 features Shimano’s Anti-Twist Stabilizing Structure, reinforcing the heel cup to handle the intense forces of acceleration. Combined with DYNALAST technology, your foot stays locked in place, reducing fatigue and optimizing power efficiency. The specially designed toe-spring reduces tension in critical muscles, enabling longer, faster rides with less effort.
Exceptional Fit
Engineered for a precise fit, the RC903 boasts a 360 surround wrapping upper, a refined toe box, and dual BOA Li2 dials. This innovative design ensures unparalleled comfort and support, adapting to the unique shape of every rider’s foot for a seamless connection to the bike.
Specifications
- Cleat Compatibility: SPD-SL (Cleats sold separately)
- Upper Material: Lightweight microfiber leather with perforations
- Closure System: Dual BOA Li2 dials
- Design Features: Anti-twist stabilizing heel cup, optimized toe-spring section
- Best For: Competitive road cycling and racing
Elevate your performance with the Shimano RC903 S-Phyre Road Shoe—where speed, comfort, and precision converge for your ultimate ride.
Shimano RC903 S-Phyre Road Shoe - Black
