Niner SIR 9 4-Star
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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.
This 4-Star SIR 9 is dressed for success with a light, stiff FOX 34 120mm travel suspension fork, Shimano XT drivetrain, and DT Swiss M1700 wheels. No excuses—get out and ride!
- DT Swiss M1700 wheels
- FOX 34 SC Float Factory EVOL FIT 4 fork w/Kashima coat, 120mm travel
- 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 SC Float Factory EVOL Fit4, 3 Position w/Adj, Kashima Coat, 120mm, 110x15mm, 44mm Offset |
| Wheels |
Front: DT Swiss XM 1700 Spline 30, Center Lock 110x15mm Rear: DT Swiss XM 1700 Spline 30, Center Lock 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 | Raceface PF30 |
| Crankset | Raceface NEXT R Carbon 12sp, 32T |
| Shifters | Shimano XT M8100 12sp I-Spec EV |
| Rear Derailleur | Shimano XT M8100 SGS 12sp |
| Cassette/Freewheel | Shimano XT M8100 12sp, 10-51T |
| Chain | Shimano XT M8100 w/Quicklink |
| Brakes | Shimano XT M8100, Metal Pad w/Fin |
| Rotors | 180/160 MT800 Rotors |
| Brake Levers | Shimano XT M8100 |
| Handlebars | Race Face NEXT R 800mm Wide, 35mm 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 (XS/S-100mm, M/L/XL-150mm) |
| Saddle | Niner Custom TR With CrN-Ti Rails, Printed Niner Graphic |
| Pedals | Sold separately |
| Accessories & Extras | Stans No Tubes Sealant (2 x 2oz Bottles) |
* Subject to change without notice.