Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Niner
2022 Niner SIR 9 4-Star XT
Estimated used market value
$2,025 - $2,083
Actual value depends on condition, size, and local demand.
Value Guide market data · 2022 Niner SIR 9 4-Star XT
12-month projected trend
11%
Direction and magnitude, not judgment
vs. category average
9%
Drops faster than category avg
Price over time - 2022 Niner SIR 9 4-Star XT
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All SIR 9 model years
Overview
About this bike
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.
Specifications
- Subtype
- Cross Country
- Category
- Mountain
- Component Fork
- FOX 34 SC FLOAT FACTORY EVOL FIT4, 3 POSITION W/ ADJ, KASHIMA COAT, 120MM, 110X15MM, 44MM OFFSET
- Component Hubs
- DT Swiss 350 Centerlock, Ratchet System 36 SL
- Component Rims
- DT Swiss XM 1700 SPLINE, aluminum clincher, 30mm internal
- Component Size
- Small, Medium, Large, X-Large
- Component Stem
- RACE FACE TURBINE R 40MM, 35MM CLAMP
- Product Family
- SIR 9
- Component Axles
- Front: Boost 15x110mm thru axle Rear: Boost 12x148mm thru axle
- Component Chain
- SHIMANO XT M8100 W/ QUICKLINK
- Component Color
- Cement/Black/Copper
- Component Frame
- HAND WELDED AIR HARDENED REYNOLDS 853 STEEL; EXTERNAL CABLE ROUTING; INTEGRATED BOTTLE, BAG, RACK AND FENDER MOUNTS; 12X148 THRU AXLE
- Component Brakes
- SHIMANO XT M8100, METAL PAD W/ FIN
- Component Saddle
- NINER CUSTOM WITH CRN-TI RAILS, EMBOSSED NINER GRAPHIC
- Component Spokes
- DT Competition straight pull
- Component Headset
- NINER INTERNAL ZS SHIS DESCRIPTION ZS44/28.6|ZS56/40
- Component Crankset
- RACEFACE NEXT R CARBON 12SP, 32T (S/M/L - 170MM, XL - 175MM)
- Component Seatpost
- KS LEV SI (XS/S-100MM, M/L/XL-150MM)
- Component Shifters
- SHIMANO XT M8100 12SP I-SPEC EV
- Component Handlebar
- RACE FACE NEXT R 800MM WIDE, 35MM RISE, 35MM CLAMP
- Component Rear Tire
- FRONT: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.6 REAR: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.35
- Component Chainrings
- 32T
- Component Front Tire
- FRONT: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.6 REAR: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.35
- Component Tape Grips
- NINER GRRRIPS L/O SOFT COMPOUND
- Component Brake Levers
- SHIMANO XT M8100
- Component Bottom Bracket
- RACEFACE PF30
- Component Rear Derailleur
- SHIMANO XT M8100 SGS 12SP
- Component Cassette Freewheel
- SHIMANO XT M8100 12SP, 10-51T
- Hubs
- DT Swiss 350 Centerlock, Ratchet System 36 SL
- Rims
- DT Swiss XM 1700 SPLINE, aluminum clincher, 30mm internal
- Crankset
- RACEFACE NEXT R CARBON 12SP, 32T (S/M/L - 170MM, XL - 175MM)
- Bottom Bracket
- RACEFACE PF30
- Chain
- SHIMANO XT M8100 W/ QUICKLINK
- Seatpost
- KS LEV SI (XS/S-100MM, M/L/XL-150MM)
- Saddle
- NINER CUSTOM WITH CRN-TI RAILS, EMBOSSED NINER GRAPHIC
- Handlebar
- RACE FACE NEXT R 800MM WIDE, 35MM RISE, 35MM CLAMP
- Headset
- NINER INTERNAL ZS SHIS DESCRIPTION ZS44/28.6|ZS56/40
- Rear Derailleur
- SHIMANO XT M8100 SGS 12SP
- Rear Tire
- FRONT: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.6 REAR: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.35
- Stem
- RACE FACE TURBINE R 40MM, 35MM CLAMP
- Axles
- Front: Boost 15x110mm thru axle Rear: Boost 12x148mm thru axle
- Brake Levers
- SHIMANO XT M8100
- Brakes
- SHIMANO XT M8100, METAL PAD W/ FIN
- Chainrings
- 32T
- Fork
- FOX 34 SC FLOAT FACTORY EVOL FIT4, 3 POSITION W/ ADJ, KASHIMA COAT, 120MM, 110X15MM, 44MM OFFSET
- Frame
- HAND WELDED AIR HARDENED REYNOLDS 853 STEEL; EXTERNAL CABLE ROUTING; INTEGRATED BOTTLE, BAG, RACK AND FENDER MOUNTS; 12X148 THRU AXLE
- Shifters
- SHIMANO XT M8100 12SP I-SPEC EV
- Tape/Grips
- NINER GRRRIPS L/O SOFT COMPOUND
- Color
- Cement/Black/Copper
- Size
- X-Large
- Spokes
- DT Competition straight pull
- Cassette/Freewheel
- SHIMANO XT M8100 12SP, 10-51T
- Front Tire
- FRONT: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.6 REAR: SCHWALBE NOBBY NIC EVO SUPER TRAIL TLE ADDIX SPEEDGRIP 2.35
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork and rear shock service intervals and check pivot bearings for play.