Shimano S-Phyre SH-RC903 Road Shoes Black

Shimano S-Phyre SH-RC903 – Flagship Road Racing Shoes

Elevate your ride with Shimano’s S-Phyre SH-RC903, the pinnacle of road cycling footwear engineered for maximum performance, power transfer, and comfort. Developed in collaboration with elite riders, these shoes combine lightweight design, advanced materials, and precision engineering to help you ride faster and longer.

Key Features:

• Maximum Power Transmission: The rigid carbon composite midsole and integrated sole-to-upper construction ensure every watt of effort is delivered efficiently to the pedals.
• Anti-Twist Heel Cup: External curved heel cup reduces foot twist and roll, optimizing stability for explosive acceleration and high-cadence pedaling.
• Precision Fit: Dual independent BOA IP2 micro-adjustment dials allow rapid, on-the-go tightening and fine-tuning for a secure, custom fit.
• Comfort & Breathability: Microfiber synthetic leather upper with surround-wrapping construction and function-specific zones provide superior comfort, support, and pedaling efficiency.
• Odor Control: Silvadur™ silver ion technology keeps shoes fresh by preventing bacteria and odor buildup.
• Performance Outsole: Lightweight, ultra-rigid hollow carbon outsole delivers unmatched stiffness (stiffness index 12) and optimised cleat adjustment range.

Specifications:

• Shoe Series: Shimano S-Phyre SH-RC903
• Closure: Dual BOA IP2 dials with BOA PowerZone guide
• Upper Material: Microfiber Synthetic Leather, 360° wrap
• Midsole/Outsole: Carbon fiber composite, hollow-channel design
• Stiffness Rating: 12
• Standard Insole: High-density cup with adaptable arch pads
• Anti-Twist Stabilization: Yes
• Use: Road racing / high-performance cycling