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Niner AIR 9 Frame

Niner AIR 9 Frame
Silver/Baja Blue
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An aluminum hardtail with the DNA of a trail bike. If a cross-country race bike met a rugged trail bike in the woods, their love child might look a lot like our AIR 9 aluminum hardtail. This bike blends the agility and efficiency of a pedal-friendly XC bike with the versatility, toughness, and capability of a rowdy trail rig.

Build it your way with the AIR 9 frame-only option. The aluminum frame is ready for the best parts you can hang on it. Nearly any drivetrain you can imagine is within reach, and Boost hub spacing gives you freedom for all the wheel and tire options you could want.

- 6061 Aluminum, can fit 29x2.4" or 27.5x3.0" tires
- Seatpost size 30.9 (34.9 seat collar)
- BioCentric 30 compatible
- 73mm PF30 BB shell


Frame Niner Hydroformed and Welded 6061-T6 Aluminum
Fork Sold separately

* Subject to change without notice.

Part Numbers

Option UPC MPN Store SKU
Silver/Baja Blue / X-Small 015122002108 01-512-20-02-10
Silver/Baja Blue / Small 015122003105 01-512-20-03-10
Silver/Baja Blue / Medium 015122004102 01-512-20-04-10 210000032634
Silver/Baja Blue / Large 015122005109 01-512-20-05-10 210000032635
Silver/Baja Blue / X-Large 015122006106 01-512-20-06-10 210000032636