Zipp 61803 Ceramic Bearing Upgrade Kit
Best premium upgrade for competitive cyclists seeking maximum mechanical efficiency.
Reduce rolling resistance and improve drivetrain efficiency with these high-performance ceramic bearings. This kit offers a straightforward path to smoother operation and enhanced durability for compatible high-end hub systems.
$162.99
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Who it's for
- Performance cyclists seeking every possible marginal gain in speed
- High-mileage riders wanting components that withstand heavy wear
- Zipp wheel owners looking for a seamless factory-spec upgrade
Who should skip it
- Budget-conscious cyclists who prioritize value over elite performance
- Low-maintenance users who prefer a set-and-forget equipment approach
- Cyclists using non-Zipp wheelsets or incompatible older hub designs
Performance breakdown
Rotational Efficiency
Ceramic construction significantly lowers drag compared to standard steel bearings.
Installation Complexity
Requires specific hub tools and mechanical confidence for a proper press.
Compatibility Precision
Engineered specifically for Zipp Cognition and ZR1 hub architectures.
Durability
High-grade ceramic materials resist wear better than traditional steel counterparts.
Rolling Resistance
Noticeable reduction in energy loss during high-speed coasting and pedaling.
Maintenance Requirements
Ceramic bearings demand cleaner environments and more frequent inspection than steel.
Key Specs
Compatibility
Cognition rim brake front hubs, ZR1/ZM2/Cognition driver bodies
Includes
2 ceramic bearings
Part Number
11.2018.067.001
Bearing Size
61803
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