Industry Nine Hydra Rear Axle
Best premium replacement for dedicated mountain bike enthusiasts.
A precision-engineered replacement axle designed to maintain the structural integrity and performance of high-end hub systems. It ensures a perfect fit for specific boost-spaced setups, keeping the rear wheel secure and properly aligned under load.
$39.75
More Hydra options
Who it's for
- Technical mountain bikers needing precise control on difficult climbs
- Riders who want to personalize their bike with premium aesthetics
- Home mechanics looking for simple and efficient component upkeep
Who should skip it
- Cyclists who prefer a silent or stealthy riding experience
- Budget-conscious builders looking for the best value-to-performance ratio
- Efficiency-focused racers prioritizing maximum coasting speed over instant engagement
Performance breakdown
Structural Rigidity
Maintains precise wheel alignment under heavy torque and aggressive cornering loads.
Installation Simplicity
Direct factory fitment makes swapping components a straightforward, tool-friendly process.
Material Durability
High-grade construction withstands the harsh impacts of demanding trail riding conditions.
System Compatibility
Engineered specifically for Hydra hubs, ensuring a perfect, seamless mechanical interface.
Braking Alignment
Precision machining keeps center-lock rotors perfectly centered for consistent stopping power.
Weight Efficiency
Optimized for strength without adding unnecessary mass to your rear wheel.
Key Specs
Axle Standard
12x148mm Boost
Axle Diameter
12 mm
Hub Spacing
148 mm
Compatibility
Hydra Center Lock
Position
Rear
Brake Type Compatibility
Center Lock
Know before you buy
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