The ZR1 hubset is designed for Zipp’s pro-proven Firecrest wheel lineup, combining advanced sealing, lightweight construction, and quick engagement. Developed over two years with rigorous testing, the ZR1 delivers unmatched performance and durability for road, gravel, and light-assist e-bikes.
Key Features:
- Enhanced Durability: Upgraded seal design and improved bearing seals offer superior protection and extended lifespan.
- Quick Engagement: Features six pawls engaging in two groups, providing a responsive ride with 66 points of engagement.
- Optimized Construction: Same bearing size as the premium Cognition hub, with lightweight materials and J-bend spoke compatibility for easy maintenance.
- Disc Brake Ready: Compatible with Center Lock rotor interface, including lock ring, for precise and reliable braking.
- Versatile Fit: Options for 24h or 28h spoke counts, through axles or QR with removable end caps, and driver bodies for XDR or SRAM/Shimano.
- E-Bike Approved: Designed for light-assist e-bikes with motors up to 55 Nm torque.