Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Niner
2021 Niner MCR 9 RDO 4-Star 2x
Previous used estimate
$2,236 - $2,300
Actual value depends on condition, size, and local demand.
Value Guide market data · 2021 Niner MCR 9 RDO 4-Star 2x
12-month projected trend
17%
Direction and magnitude, not judgment
vs. category average
9%
Drops faster than category avg
Price over time - 2021 Niner MCR 9 RDO 4-Star 2x
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
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Compare MCR 9 RDO 4-Star 2x models
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Overview
About this bike
Ride Faster, Go Farther, Stay Longer 50mm of CVA suspension gives you confidence, comfort, and control on off-road excursions. By adding 50mm of our CVA full suspension to a dedicated gravel bike platform, we're blending the confidence and control of a cross-country race bike with the efficiency, fit, and responsive handling of a gravel bike. The result is a drop bar bike with superior comfort, power delivery, and pure, unadulterated fun. The 4-star Shimano GRX 800 2x build kit features a 2-chainring Easton crankset, DT Swiss wheels, and Schwalbe tires. It's a great package with premium performance at an attainable price. - Shimano GRX 800 shifting paired with 2-chainring Easton carbon crank - DT Swiss G 1800 SPLINE 25 wheels - Niner RDO carbon seatpost and stem
Specifications
- Subtype
- Cyclocross
- Category
- Road
- Component Fork
- Fox 32 SC Float AX Performance Elite EVOL FIT4, 40mm, 100x15mm, 44mm Offset
- Component Size
- 53cm, 56cm, 59cm
- Component Stem
- Niner RDO Carbon
- Product Family
- MCR
- Component Chain
- Shimano HG 601 11sp
- Component Color
- Olive Green/Orange, Black/Magnetic Grey
- Component Frame
- Niner RDO Carbon Fiber: 50mm CVA Suspension; Forged Alloy Links; Enduro Max Pivot Bearings; Internal Cable Routing; Integrated Fender; Bottle, Bag, And Rack Mounts; Flat Mount; 12x142 Thru Axle
- Component Brakes
- Shimano GRX 800
- Component Pedals
- Sold separately
- Component Rotors
- Shimano RT800 160/160mm Cl Rotors
- Component Saddle
- Niner Custom With Crn-Ti Rails, Embossed Niner Graphic
- Component Headset
- Niner Integrated SHIS Description IS42/28.6|IS52/40
- Component Crankset
- Easton EC90 Carbon 47x32T
- Component Seatpost
- Niner RDO Carbon, 400mm
- Component Shifters
- Shimano GRX 800 11sp
- Component Handlebar
- Easton EA50 AX
- Component Wheel Set
- Front: DT Swiss G 1800 Spline 25, Center Lock, 100x15mm Rear: DT Swiss G 1800 Spline 25, Center Lock, 142x12mm
- Component Front Tire
- Schwalbe G-One Allround Evo Super Terrain, TLE, Addix Speedgrip, 700c x 38
- Component Rear Shock
- X-Fusion Microlite RL w/Remote Lockout
- Component Tape Grips
- Niner Bar Tape
- Component Brake Levers
- Shimano GRX 800
- Component Bottom Bracket
- Easton PF30
- Component Rear Derailleur
- Shimano GRX 800 GS 11sp Shadow Plus
- Component Front Derailleur
- Shimano Ultegra R8000
- Component Accessories Extras
- Stan's NoTubes Sealant (2 x 2oz Bottles)
- Component Cassette Freewheel
- Shimano Ultegra HG800 11sp 11-34T
- Rear Shock
- X-Fusion Microlite RL w/Remote Lockout
- Crankset
- Easton EC90 Carbon 47x32T
- Pedals
- Sold separately
- Bottom Bracket
- Easton PF30
- Chain
- Shimano HG 601 11sp
- Seatpost
- Niner RDO Carbon, 400mm
- Saddle
- Niner Custom With Crn-Ti Rails, Embossed Niner Graphic
- Handlebar
- Easton EA50 AX
- Headset
- Niner Integrated SHIS Description IS42/28.6|IS52/40
- Front Derailleur
- Shimano Ultegra R8000
- Rear Derailleur
- Shimano GRX 800 GS 11sp Shadow Plus
- Stem
- Niner RDO Carbon
- Accessories & Extras
- Stan's NoTubes Sealant (2 x 2oz Bottles)
- Brake Levers
- Shimano GRX 800
- Brakes
- Shimano GRX 800
- Fork
- Fox 32 SC Float AX Performance Elite EVOL FIT4, 40mm, 100x15mm, 44mm Offset
- Frame
- Niner RDO Carbon Fiber: 50mm CVA Suspension; Forged Alloy Links; Enduro Max Pivot Bearings; Internal Cable Routing; Integrated Fender; Bottle, Bag, And Rack Mounts; Flat Mount; 12x142 Thru Axle
- Shifters
- Shimano GRX 800 11sp
- Tape/Grips
- Niner Bar Tape
- Color
- Black/Magnetic Grey
- Size
- 59cm
- Cassette/Freewheel
- Shimano Ultegra HG800 11sp 11-34T
- Rotors
- Shimano RT800 160/160mm Cl Rotors
- Wheel Set
- Front: DT Swiss G 1800 Spline 25, Center Lock, 100x15mm Rear: DT Swiss G 1800 Spline 25, Center Lock, 142x12mm
- Front Tire
- Schwalbe G-One Allround Evo Super Terrain, TLE, Addix Speedgrip, 700c x 38
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.