World Cup tested geometry meets high end alloy reliability. The new AIR 9 in hydroformed alloy benefits from the same decade of refinement and testing as does the entire Air 9 Family, while representing NIner’s most economical racing option.
HYDROFORMED ALLOY
This version of our alloy hardtail integrates hydroformed tubing throughout. More than a cosmetic feature, hydroforming allows us to shape tubes, control wall thickness and optimize strength and stiffness in key areas.
Bottom line? A light, stiff frame with better ride feel and improved steering results in better power transfer and an overall efficiency improvement. In other words, the updated Air 9 will win more races.
DESIGN
Niner is commited to producing high-end alloy frames. The shapes of our Air 9 hydroformed frame are heavily influenced by our long history in carbon fiber race frame design – in particular by our experience in building light, strong hardtails with velvet-smooth off road ride-quality.

PERFORMANCE GEOMETRY
Niner’s hardtail racing geometry is one that has has garnered multiple national championships via the original Scandium Air 9, a Singlespeed World Championship via the Air 9 Carbon and World Cup podiums and national series race wins via the Air 9 RDO. Though time tested, Niner’s geometry has not remained stagnant - it has seen continual refinements to account for new technologies and to accommodate new fork travel lengths, while still meeting EN Safety standards for increased forces. The new Air 9 can safely accommodate forks with up to 120mm of travel, while maintaining the stable, precise steering and handling that lets you relax, be confident and focus on being fast.
PRESS FIT 30 BOTTOM BRACKET, 142 x 12 REAR DROP OUT WITH MAXLE, DETAILS.
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High end NINER hydroformed alloy
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Now featuring 142 12 rear spacing
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Niner's World Cup tested racing geometry
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Clearance for 2.4 tires
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Improved cable routing
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Compatible with 3x, 2x, 1x standards
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Available XS, S, M, L, XL sizes
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Available paint options- Slate/Red, White/Green
Additional information from NINER webpage- 
All questions and requests are welcome to info@extrom.eu
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