The Shimano S-Phyre XC903S Wide delivers Shimano’s top-tier XC race performance in a Special Edition colorway, paired with a wider, more accommodating fit. Designed for elite cross-country and marathon racing, it combines an ultra-stiff carbon outsole, precise BOA® Li2 adjustment, and a stable heel platform to maximize power transfer without compromising comfort for wider feet.
Key Features
- Special Edition (S) colorway with the same elite S-Phyre performance
- Wide last adds forefoot volume while maintaining race-level heel hold
- Wraparound upper construction minimizes overlap and pressure points
- Dual BOA® Li2 dials provide low-profile, precise micro-adjustment
- Ultra-stiff carbon outsole maximizes pedaling efficiency
- Lightweight rubber outsole with aggressive tread for off-bike traction
Specifications
| Intended Use | Cross Country, Mountain, Gravel |
| Upper | Synthetic leather with wraparound construction |
| Closure System | Dual BOA® Li2 dials |
| Outsole | Carbon fiber composite with rubber tread |
| Stiffness Index | 11 (Shimano scale) |
| Cleat Compatibility | 2-bolt SPD-style |
| Approx. Weight | ~315g per shoe (EU 42) |
| Width | Wide fit |
Fit Tip
Choose your standard Shimano MTB size for length. The Wide version is ideal for riders who need extra forefoot room but still want a true race-fit feel through the midfoot and heel.