Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Niner
2021 Niner JET 9 RDO 4-Star
Previous used estimate
$2,174 - $2,237
Actual value depends on condition, size, and local demand.
Value Guide market data · 2021 Niner JET 9 RDO 4-Star
12-month projected trend
12%
Direction and magnitude, not judgment
vs. category average
7%
Drops faster than category avg
Price over time - 2021 Niner JET 9 RDO 4-Star
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All JET model years
Compare JET 9 RDO 4-Star models
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Overview
About this bike
Looking for a bike that ratchets up the fun factor but doesn't bite back when there's work to be done? Our playful JET 9 RDO is the ticket. With Niner's [R]evolution geometry and 120mm of suspension travel, you'll float up technical climbs, blast downhills, and fly smoothly over everything else. This 4-Star Shimano XT 12-speed JET 9 RDO is dressed for success with a 130mm travel FOX suspension fork, Shimano XT drivetrain, and DT Swiss XM1700 wheels. No excuses—get out and ride! - DT Swiss XM 1700 SPLINE 30 wheels - FOX 34 Float Factory GRIP 2 EVOL fork w/Kashima coat, 130mm travel - Shimano XT 4-piston "trail" brakes
Specifications
- Subtype
- Trail / Enduro
- Category
- Mountain
- Component Fork
- Fox 34 Float Factory Grip2 EVOL, HSC, LSC, HSR, LSR, Kashima Coat, 130mm, 110x15mm, 44mm Offset
- Component Size
- X-Small, Small, Medium, Large, X-Large
- Component Stem
- Race Face Turbine R 40mm, 35mm Clamp
- Product Family
- JET
- Component Chain
- Shimano XT M8100 w/Quicklink
- Component Color
- Teal/Slate, Licorice
- Component Frame
- Niner RDO Carbon Fiber, CVA Suspension, 120mm Travel, Aluminum Linkage, Enduro Max Pivot Bearings, Full Sleeve Internal Cable Routing
- Component Brakes
- Shimano XT M8120, Metal Pad w/Fin
- Component Pedals
- Sold separately
- Component Rotors
- 180/180 MT800 Rotors
- Component Saddle
- Niner Custom TR With CrN-Ti Rails, Printed Niner Graphic
- Component Headset
- Niner Internal ZS SHIS Description ZS44/28.6|ZS56/40
- Component Crankset
- Raceface Next R Carbon 12sp, 32T
- 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 Wheel Set
- Front: DT Swiss XM 1700 Spline 30, Center Lock, 110x15mm Rear: DT Swiss XM 1700 Spline 30, Center Lock, 148x12mm
- 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 Rear Shock
- Fox Float DPS Factory EVOL 3 Position w/Adjust, Kashima Coat
- Component Tape Grips
- Niner Grrrips L/O Flanged Soft Compound
- Component Brake Levers
- Shimano XT M8100
- Component Bottom Bracket
- Raceface Threaded
- Component Rear Derailleur
- Shimano XT M8100 SGS 12sp
- Component Accessories Extras
- Stans No Tubes Sealant (2 x 2oz Bottles)
- Component Cassette Freewheel
- Shimano XT M8100 12sp, 10-51T
- Rear Shock
- Fox Float DPS Factory EVOL 3 Position w/Adjust, Kashima Coat
- Crankset
- Raceface Next R Carbon 12sp, 32T
- Pedals
- Sold separately
- Bottom Bracket
- Raceface Threaded
- Chain
- Shimano XT M8100 w/Quicklink
- Seatpost
- KS LEV Si (XS/S-100mm, M/L/XL-150mm)
- Saddle
- Niner Custom TR With CrN-Ti Rails, Printed 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
- Stem
- Race Face Turbine R 40mm, 35mm Clamp
- Accessories & Extras
- Stans No Tubes Sealant (2 x 2oz Bottles)
- Brake Levers
- Shimano XT M8100
- Brakes
- Shimano XT M8120, Metal Pad w/Fin
- Fork
- Fox 34 Float Factory Grip2 EVOL, HSC, LSC, HSR, LSR, Kashima Coat, 130mm, 110x15mm, 44mm Offset
- Frame
- Niner RDO Carbon Fiber, CVA Suspension, 120mm Travel, Aluminum Linkage, Enduro Max Pivot Bearings, Full Sleeve Internal Cable Routing
- Shifters
- Shimano XT M8100 12sp I-Spec EV
- Tape/Grips
- Niner Grrrips L/O Flanged Soft Compound
- Color
- Licorice
- Size
- X-Large
- Cassette/Freewheel
- Shimano XT M8100 12sp, 10-51T
- Rotors
- 180/180 MT800 Rotors
- Wheel Set
- Front: DT Swiss XM 1700 Spline 30, Center Lock, 110x15mm Rear: DT Swiss XM 1700 Spline 30, Center Lock, 148x12mm
- 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.