Industry Nine Hydra Classic Boost
Best high performance hub for technical mountain bikers seeking instant engagement.
This hub redefines responsiveness with an incredibly fast engagement system that makes every pedal stroke count. It balances high-performance stiffness with thoughtful engineering, ensuring your wheel build is as reliable as it is quick.
$460.00
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Industry Nine Hydra 2 Classic Rear Hub
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Industry Nine Hydra 2 Classic Rear Hub
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Industry Nine Hydra 2 Classic Rear Hub
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Industry Nine Hydra 2 Classic Rear Hub
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Industry Nine Hydra2 Hub
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Industry Nine Hydra 2 Classic Rear Hub
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Industry Nine Hydra 2 Classic Rear Hub
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Industry Nine Hydra Classic Boost
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Industry Nine Hydra Classic
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Industry Nine Hydra Classic
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Industry Nine Hydra Classic
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Industry Nine Hydra Classic Boost
$460.00
Industry Nine Hydra Classic
$460.00
Industry Nine Hydra Classic Boost
$460.00
Industry Nine Hydra Classic Boost
$470.00
Industry Nine Hydra Classic Boost Front Hub
$219.99
Industry Nine Hydra Classic Boost Front Hub
$240.00
Industry Nine Hydra Classic Rear Hub
$470.00
Industry Nine Hydra Classic Front Hub
$240.00
Industry Nine Hydra Classic Rear Hub
$224.99
Industry Nine Hydra Classic Front Hub
$355.00
Industry Nine Hydra Classic Rear Hub
$470.00
Industry Nine Hydra2 Front Hub
$230.00
Industry Nine Hydra2 Hub
$470.00
Industry Nine Hydra Classic Boost Rear Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Classic Front Hub
$240.00
Industry Nine Hydra2 Rear Hub
$470.00
Industry Nine Hydra 2 Classic Rear Hub
$470.00
Industry Nine Hydra 2 Classic Hub
$230.00
Industry Nine Hydra Classic
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Classic Boost
$470.00
Industry Nine Hydra Classic Boost
$470.00
Industry Nine Hydra Classic
$460.00
Industry Nine Hydra Classic Boost Rear Hub
$470.00
Industry Nine Hydra Classic
$470.00
Industry Nine Hydra Classic
$470.00
Industry Nine Hydra Classic Boost Front Hub
$240.00
Industry Nine Hydra Classic
$470.00
Industry Nine Hydra Classic Boost Rear Hub
$460.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra 2 Boost
$470.00
Industry Nine Hydra Hub
$230.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra 2 Boost Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Boost
$470.00
Industry Nine Hydra 2 Boost Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra 2 Classic Hub
$230.00
Industry Nine Hydra 2 Classic Rear Hub
$470.00
Industry Nine Hydra 2 Classic Rear Hub
$470.00
Industry Nine Hydra Classic Boost Front Hub
$240.00
Industry Nine Hydra Classic Boost Front Hub
$240.00
Industry Nine Hydra Classic Boost
$460.00
Industry Nine Hydra Classic Boost
$470.00
Industry Nine Hydra Classic Boost
$460.00
Industry Nine Hydra Classic Boost Hub
$460.00
Industry Nine Hydra Classic Boost
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Boost Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Boost Disc Hub
$470.00
Industry Nine Hydra Boost Hub
$470.00
Industry Nine Hydra
$470.00
Industry Nine Hydra
$470.00
Industry Nine Hydra 2 Boost Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Industry Nine Hydra Rear Hub
$470.00
Who it's for
- Technical mountain bikers navigating tricky uphill sections and rock gardens
- Home mechanics who prefer performing their own routine bike maintenance
- Riders looking to personalize their build with high-quality color accents
Who should skip it
- Cyclists who prefer a quiet and stealthy trail riding experience
- Budget-conscious builders seeking the best value for their money
- Efficiency-focused racers prioritizing maximum coasting speed over instant engagement
Performance breakdown
Engagement Speed
Near-instant power transfer makes technical climbing feel effortless and intuitive.
Build Quality
Precision-machined in the USA with exceptional attention to structural detail.
Wheel Stiffness
Oversized disc flange significantly improves lateral rigidity under heavy braking loads.
Spoke Longevity
Angled flange design effectively minimizes stress points for longer-lasting wheel builds.
Weight Efficiency
Competitive weight profile balances durability without adding unnecessary rotational mass.
Maintenance Accessibility
Straightforward design allows for quick service without specialized proprietary tools.
Key Specs
Weight
286 grams
Spoke Count
28
Freehub Body Type
SRAM XD
Engagement Points
690
Engagement Angle
0.52 degrees
Axle Type
12mm Thru Axle
Rear Spacing
148mm
Boost Compatible
Yes
Brake Compatibility
Disc
Disc Mount Type
6-bolt
Know before you buy
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