Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Niner
2021 Niner MCR 9 RDO 2-Star
Value Guide market data · 2021 Niner MCR 9 RDO 2-Star
12-month trend
16%
Direction and magnitude, not judgment
vs. category average
7%
Drops faster than category avg
Price over time - 2021 Niner MCR 9 RDO 2-Star
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All MCR model years
2021 MCR 9 RDO 2-Star lineup
Overview
About this bike
2021 Niner MCR 9 RDO 2-Star value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- 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
- Rear Shock
- X-Fusion Microlite RL w/Remote Lockout
Drivetrain
- Groupset
- SRAM Apex
- Bottom Bracket
- Prestine PF30 Thread Together
- Cassette
- SRAM PG 1130 11sp, 11-42T
- Chain
- SRAM PC 1130 11sp
- Crankset
- SRAM Apex 1 40T
- Rear Derailleur
- SRAM Apex 1 Long Cage
- Shifters
- SRAM Apex 1 11sp
Brakes
- Brake Levers
- SRAM Apex 1 HRD
- Brakes
- SRAM Apex 1 HRD Flat Mount
- Rotors
- SRAM Centerline 160/160 CL Rotors
Cockpit
- Handlebar
- Easton EA50 Ax
- Headset
- Niner Integrated SHIS Description IS42/28.6|IS52/40
- Saddle
- Niner Custom With Chro-Mo Rails, Embossed Niner Graphic
- Seatpost
- Niner Alloy, 400mm
- Stem
- Niner Alloy
- Grips
- Niner Bar Tape
Wheels & Tires
- Front Tire
- Front: Schwalbe G-One Allround Performance, Raceguard, TLE, 700c x 40, Rear: Schwalbe G-One Allround Performance, Raceguard, TLE, 700c x 40
- Wheel Set
- Front: Niner Alloy, 22.5mm Internal, Center Lock, 100x15mm, Rear: Niner Alloy, 22.5mm Internal, Center Lock, 142x12mm
Pedals
- Pedals
- Sold separately
Accessories
- Accessories & Extras
- Stans NoTubes Sealant (2 x 2oz Bottles)
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Carbon inspection
Tap test the frame, fork, seatpost, and bars for cracks; verify no impact damage near dropouts.
Inspection
Brake hoses & cables
Check hydraulic line bleed, cable housing wear, and confirm rotors are within spec.