Selle San Marco GrouND Carbon FX MTB & Gravel Bike Saddle with Open-Fit Cut-Out

Discover the Selle San Marco GrouND Carbon FX Saddle, a masterpiece of innovation and design tailored for the adventurous cyclist. This saddle combines extreme lightness with outstanding durability, making it the ideal companion for those who challenge all terrains, from rugged mountain trails to gravel paths. Crafted with DNA-Carbon rails and a carbon fiber reinforced shell, it strikes the perfect balance between weight reduction and enhanced strength, ensuring long-lasting performance without compromising comfort.

Its compact 255mm shape allows riders to easily find and maintain the optimal seating position, while the rear padding offers exceptional support for the ischial bones. The central Open-fit cut-out effectively relieves pressure on the perineal area, providing superior comfort even on uneven surfaces. Designed specifically for off-road MTB and gravel adventures, the flat back profile also minimizes the risk of shorts catching during descents, making it suitable for riders of all levels and styles.

Equipped with premium features such as Biofoam padding that adapts dynamically to pelvic movements, a breathable Microfeel cover for grip and durability, and an ergonomic design that balances support with pressure relief, this saddle enhances every ride. Whether you’re tackling challenging trails or long-distance road rides, the Selle San Marco GrouND Carbon FX delivers unmatched comfort, support, and performance.

What It’s Good For

• Providing maximum comfort on rough and uneven terrains thanks to its Open-fit cut-out and rear padding.
• Reducing overall bike weight with its lightweight DNA-Carbon rails and carbon fiber reinforced shell.
• Offering excellent ischial support for long rides and varied cycling positions.
• Minimizing friction and catching of shorts during descents with its flat back design.
• Ensuring durability and stiffness without sacrificing comfort, suitable for off-road MTB and gravel riding.
• Enhancing grip and stability through the Microfeel cover’s anti-skid properties.
• Adapting to the rider’s biomechanics with Biofoam padding for dynamic pelvic movement support.

What It’s NOT Good For

• Riders seeking ultra-wide saddles beyond the 140mm or 155mm sizes available.
• Cyclists who prefer traditional, non-cut-out saddle designs.
• Those who require a saddle specifically optimized for purely road racing or triathlon positions without off-road versatility.
• Users looking for heavily cushioned, plush saddles rather than a balance of lightweight and performance support.

Frequently Asked Questions

What makes the DNA-Carbon rails unique?
The DNA-Carbon rails feature a Dynamic Node Action X-shaped knot that increases rigidity and reduces weight by preventing unnecessary twisting, allowing for better saddle adjustment and enhanced comfort.

Is this saddle suitable for all types of cycling?
While the GrouND Carbon FX is designed primarily for off-road MTB and gravel riding, it also performs well on road surfaces, making it versatile for various cycling adventures.

How does the Open-fit cut-out improve comfort?
The central cut-out alleviates pressure in the perineal area, reducing numbness and discomfort during long rides, especially over uneven terrain.

What sizes are available for this saddle?
The saddle comes in two wide sizes: 255 x 140mm (ID-Match Ref: S3) and 255 x 155mm (ID-Match Ref: L3), catering to different rider anatomies.

How durable is the carbon fiber reinforced shell?
The shell is made of nylon enriched with a high proportion of long carbon fibers, which ensures excellent rigidity, stiffness, and durability without adding extra weight.