Niner SIR 9 3-Star Singlespeed
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Details
The SIR 9 is a comfortable, capable, hand-built bike made from proven, air-hardened, heat-treated Reynolds 853 steel. When you're spinning up the steeps, bombing down the backcountry, and grinding out the final miles as the sun sinks into the horizon, you need a bike you can trust.
Seeking simplicity, silence, and a single speed drivetrain? Look no further than our 3-Star Shimano XT single speed build. Mated to our SIR 9 frame and FOX suspension, your single-speed adventures are ready and waiting.
- Niner alloy wheels, 30mm internal width
- Shimano SLX cranks and Niner Cogalicious cog
- KS LEV Si dropper post
Specs
| Frame | Hand welded Reynolds 853 steel; external cable routing; integrated bottle, bag, rack and fender mounts; 12x148 thru axle |
|---|---|
| Fork | Fox 34 Float Factory EVOL Fit 4, 3 Position W/Adj, Kashima Coat, 120mm, 110x44mm Offset |
| Wheels |
Front: Niner Alloy, 30mm Internal Width, 110x15mm Rear: Niner Alloy, 30mm Internal Width, 148x12mm |
| Tires |
Front: Schwalbe Nobby Nic Evo Super Trail TLE Addix Speedgrip 2.6" Rear: Schwalbe Nobby Nic Evo Super Trail TLE Addix Speedgrip 2.35" |
| Bottom Bracket | Niner Biocentric 30 |
| Crankset | Shimano SLX M7000, 32T |
| Cassette/Freewheel | Niner Cogalicious 20T |
| Chain | SRAM 1 sp |
| Brakes | Shimano XT M8100, Metal Pad W/Fin |
| Rotors | 180/160 XT RT86 |
| Brake Levers | Shimano XT M8100 |
| Handlebars | Race Face Next R 800mm Wide, 20mm Rise, 35mm Clamp |
| Tape/Grips | Niner Grrrips L/O Soft Compound |
| Stem | Race Face Turbine R 40mm, 35mm Clamp |
| Headset | Niner Internal ZS SHIS Description ZS44/28.6|ZS56/40 |
| Seatpost | KS LEV Si |
| Saddle | Niner Custom TR With CrMo Rails, Embossed Niner Graphic |
| Pedals | Sold separately |
| Accessories & Extras | Stans No Tubes Sealant (2 x 2oz Bottles) |
* Subject to change without notice.