

Specialized S-Works Power Saddle 155 Carbon Rails
Specialized S-Works Power Saddle 155 Carbon Rails
Stage 21 Bikes
23582 Moulton Parkway
#111
Laguna Woods CA 92637
United States
Choose options
Specialized S-Works Power Saddle – 155mm
FACT Carbon Shell & Rails | Level 1 Padding | Race Performance
The S-Works Power Saddle is built for riders who demand the lightest, most direct connection to their bike. Featuring a stiff, flex-tuned FACT carbon shell and ultra-light oversized carbon rails, this saddle delivers elite-level performance with proven Body Geometry comfort.
Designed for aggressive road, gravel, and XC racing positions.
Body Geometry – Scientifically Proven
-
Lab-tested for both men and women
-
Proven through blood flow testing and pressure mapping
-
Extra-wide and elongated center channel
-
Optimized sit bone support
Performance-driven comfort validated by data.
Race-Ready Construction
-
FACT carbon fiber shell tuned for support and compliance
-
Ultra-light oversized FACT carbon rails (7x9mm)
-
Tough, lightweight, water-resistant cover
-
SWAT™-compatible integrated mounting points
Engineered for maximum efficiency and minimal weight.
Level 1 Padding – Direct Ride Feel
-
Lightest padding level offered
-
Minimalist PU foam construction
-
Maximizes power transfer
-
Ideal for high-performance riding
For riders who prefer a firm, connected saddle feel.
Specifications
-
Size: 155mm
-
Shell: FACT Carbon
-
Rails: Oversized FACT Carbon (7x9mm)
-
Padding: Level 1 (Lightest)
-
Technology: Body Geometry
-
SWAT Compatible: Yes
Compatibility Note
⚠ Oversized 7x9mm carbon rails are NOT compatible with seatposts using side-load clamp mechanisms designed only for 7mm round rails.
Confirm seatpost compatibility before installation.
Ideal For
✔ Road racers
✔ Lightweight builds
✔ Competitive gravel riders
✔ XC racers
✔ Riders who prefer firm saddles
Why Choose the S-Works Power Carbon?
• Ultra-light elite-level construction
• Proven Body Geometry pressure relief
• Aggressive short-nose Power shape
• Maximum power transfer
• Race-focused minimal padding
The Specialized S-Works Power 155mm delivers uncompromising performance—ultra-light, ultra-efficient, and built for riders chasing every watt.


