Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Niner
2018 Niner RKT RDO 4-Star
Value Guide market data · 2018 Niner RKT RDO 4-Star
12-month trend
17%
Direction and magnitude, not judgment
vs. category average
11%
Drops faster than category avg
Price over time - 2018 Niner RKT RDO 4-Star
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All RKT model years
2018 RKT RDO 4-Star lineup
Overview
About this bike
2018 Niner RKT RDO 4-Star value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- Fox 34 SC Float Factory Fit4 EVOL, 3 position w/ adj, Kashima Coat, 120mm
- Frame
- RKT 9 RDO carbon, CVA suspension
- Rear Shock
- Fox Float DPS Facotry EVOL 3 position w/ adj, Kashima Coat
Drivetrain
- Groupset
- SRAM Eagle
- Bottom Bracket
- SRAM (PF30)
- Cassette
- SRAM Eagle XG 1295, 10-50t
- Chain
- SRAM X01 Eagle 12sp
- Chainrings
- 32T
- Crankset
- SRAM X1 Eagle Carbon
- Rear Derailleur
- SRAM X01 Eagle, 12-speed
- Shifters
- SRAM X01 Eagle 12sp
Brakes
- Brake Levers
- SRAM Guide RSC
- Brakes
- SRAM Guide RSC, 180/160mm Centerline rotors
Cockpit
- Handlebar
- Niner Flat Top RDO, 780mm, Niner Graphic
- Headset
- Niner Integrated SHIS (IS42/28.6|IS52/40)
- Saddle
- Niner Custom with CrN-Ti rails, embossed Niner graphic
- Seatpost
- Niner RDO seat post, 370mm
- Stem
- Niner RDO stem, Niner graphic
- Grips
- Niner Grrrips L/O nylon
Wheels & Tires
- Axles
- Front: 110 x 15mm, Rear: 148 x 12mm
- Front Tire
- Front: Maxxis Ikon 3C/EXO/TR 29 x 2.35, Rear: Maxxis Ikon 3C/EXO/TR 29 x 2.20
- Hubs
- Stan's NoTubes Neo
- Rims
- Stan's NoTubes Arch MK3
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
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.