Shimano S-Phyre SH-RC903 Road Shoes Black E-Width

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

The Shimano S-Phyre SH-RC903 represents the pinnacle of road cycling footwear, designed for riders who demand maximum power transfer, comfort, and precision. Lightweight, stiff, and engineered for performance, these shoes are the choice for competitive cyclists and serious enthusiasts alike.

Key Features:

• Optimal Power Transmission
• Designed to deliver more performance per gram, maximising power output with every pedal stroke
• Anti-Twist Stabilisation: Curved external heel cup suppresses foot twist and roll, ensuring stability during explosive acceleration

Comfort Meets Performance

• Microfibre leather upper with 360° surround wrapping for a fully engineered, snug fit
• Sleek low-profile crossover lacing pattern keeps the foot secure without pressure points
• Silvadur silver ion technology prevents odour and staining, keeping feet fresh during long rides

Precision Fit On-The-Go

• Dual independent Boa IP2 dials allow quick, micro-adjustable tightening for a custom fit even mid-ride
• Integrated sole and upper construction optimises pedalling stability and reduces weight

High-Performance Outsole

• Carbon fibre composite midsole delivers extreme rigidity and excellent power transfer
• Lightweight, hollow-channel TPU outsole balances stiffness with minimal weight
• Expanded cleat adjustment range for precise pedal alignment

Specifications:

• Closure: 2 Boa IP2 dials with PowerZone Guide for secure micro-adjustment
• Upper Material: Microfiber synthetic leather with engineered 360° wrapping
• Midsole: Carbon fibre composite
• Outsole: TPU with hollow-channel construction
• Stiffness Rating: 12/12
• Insole: High-density cup insole with adaptable arch pads
• Anti-Twist Stabilisation: Optimises foot positioning for high-intensity acceleration and cadence

The SH-RC903 S-Phyre Road Shoes combine stiffness, comfort, and precision fit in a lightweight package, giving riders confidence to push their limits while maintaining ultimate control and efficiency.