FSA NO. 55R Headset - Alloy, ACR Internal Routing, 1.5" Std, Road & MTB

Enhance your bicycle's performance and aesthetics with the FSA NO. 55R Headset, engineered for superior steering precision and streamlined cable management. Designed for 1.5" diameter head tubes and compatible with ACR (Internal Cable Routing) standards, this alloy headset is the perfect choice for both road and gravel bike enthusiasts seeking a clean, modern look and reliable functionality.

Materials & Durability

Constructed from high-quality, lightweight alloy, the FSA NO. 55R headset offers exceptional strength and corrosion resistance to withstand demanding riding conditions. Its robust construction ensures long-lasting performance and enhanced durability across diverse terrains.

Performance & Engineering

Featuring precision-machined components, this headset provides smooth, frictionless steering for improved handling and rider confidence. The inclusive design supports fully internal cable routing, reducing cable clutter, protecting cables from dirt and debris, and delivering a sleek appearance.

Components & Technology

The package includes FSA's premium TH-894 and CR-1 components, engineered for optimal compatibility with ACR (Internal Cable Routing) systems. Designed specifically for 1.5" diameter head tubes, it ensures a secure fit and seamless integration with modern bike frames, whether on road, gravel, or adventure bikes.

Style & Use Case

Ideal for custom bike builds and upgrades, the FSA NO. 55R Headset combines aesthetic elegance with cutting-edge technology. Its integrated cable routing setup not only enhances the bike's visual appeal but also improves aerodynamics and protection, making it perfect for performance-oriented cyclists, bikebuilders, and cycling enthusiasts focused on both form and function.

Innovative Features

- Supports ACR (Internal Cable Routing) for clean cable management

- Compatible with 1.5" head tube diameters for versatile frame compatibility

- Includes high-quality TH-894 and CR-1 components for easy installation and reliable performance

- Alloy construction for lightweight strength and durability

Upgrade your bike with the FSA NO. 55R Headset for a combination of precision handling, modern aesthetics, and integrated cable routing. Perfect for road, gravel, and adventure bikes, this headset is the ideal solution for advancing your cycling experience.

• Engineered with lightweight alloy construction, the FSA NO. 55R headset delivers durability and corrosion resistance for long-lasting performance on all terrains.
• Designed with advanced ACR (Integrated Cable Routing) standards, it provides seamless internal cable management for a sleek, clutter-free cockpit and streamlined aesthetics.
• Compatible with 1.5-inch diameter fork and head tube systems, this headset ensures precise steering and optimized handling for both road and mountain biking disciplines.
• Includes high-quality TH-894 and CR-1 components, featuring precision bearings that enhance smoothness, reduce maintenance, and improve ride confidence.
• Perfect for modern road, gravel, and MTB builds, the FSA NO. 55R supports versatile use cases with a focus on clean design, integrated cable routing, and reliable performance in demanding conditions.