Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Carbon -
Wheels 29" -
Travel Front 100mm -
Fork Fox Factory Float 32
-
Groupset X01, X01 Eagle -
Suspension Hardtail -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
AIR 9 RDO - NINER RED/CARBON OR CMYK OR ORANGE
Suspension Fork
FOX 32 FLOAT SC FACTORY FIT4, W/ REMOTE L/O, KASHIMA COAT, 100MM, 110X15MM
Rear Shock
N/A
Drivetrain
Rear Derailleur
SRAM Eagle X01, 12-speed
Front Derailleur
N/A
Shift Levers
SRAM X01 EAGLE 12SP
Cassette
SRAM EAGLE XG 1295, 10-50T
Crank
SRAM X1 EAGLE CARBON PF30 32T CNC RING
Bottom Bracket
SRAM%20PF30
Chain
SRAM X01 EAGLE 12SP
Chain Guide
N/A
Pedals
N/A
Wheels
Front Hub
Stan's NoTubes Neo/ZTR Arch MK3, 15mm x 110mm, 12mm x 148mm
Rear Hub
Stan's NoTubes Neo/ZTR Arch MK3, 15mm x 110mm, 12mm x 148mm
Rims
Stan's NoTubes Neo/ZTR Arch MK3
Tires
MAXXIS IKON 3C/EXO/TR 2.35 FRONT
Brakes
Brakes
SRAM GUIDE RSC
Brake Levers
SRAM GUIDE RSC
Cockpit
Stem
NINER RDO STEM, NINER GRAPHIC
Handlebar
NINER FLAT TOP RDO, 780MM, NINER GRAPHIC
Grips
NINER GRRRIPS L/O
Headset
NINER INTEGRATED SHIS DESCRIPTION IS42/28.6|IS52/40
Seat
Saddle
NINER CUSTOM WITH CRN-TI RAILS, EMBOSSED NINER GRAPHIC
Seatpost
NINER RDO SEAT POST, 400MM, NINER GRAPHIC
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.52 mm | 1.49 mm | 1.45 mm | 1.41 mm | 1.38 mm |
| Bottom Bracket Height | 316 mm | 316 mm | 316 mm | 316 mm | 316 mm |
| Front Center | 650 | 665 mm | 685 mm | 706 mm | 726 mm |
| Rake | 53 mm | 54 mm | 52 mm | 53 mm | 53 mm |
| Trail | 80 mm | 79 mm | 81 mm | 80 mm | 80 mm |
| Stack | 609 mm | 614 mm | 624 mm | 633 mm | 642 mm |
| Reach | 400 mm | 413 mm | 431 mm | 448 mm | 465 mm |
| Top Tube Length | 582 mm | 597 mm | 617 mm | 637 mm | 657 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 356 mm | 394 mm | 419 mm | 483 mm | 533 mm |
| Head Tube Angle | 70 ° | 70 ° | 70 ° | 70 ° | 70 ° |
| Head Tube Length | 95 mm | 100 mm | 110 mm | 120 mm | 130 mm |
| Chainstay Length | 438 mm | 438 mm | 438 mm | 438 mm | 438 mm |
| Wheelbase | 1081 mm | 1097 mm | 1117 mm | 1138 mm | 1158 mm |
| Bottom Bracket Drop | 58 mm | 58 mm | 58 mm | 58 mm | 58 mm |
| Standover Height | 684 mm | 721 mm | 744 mm | 793 mm | 839 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |
About this model
AIR 9 RDO 4-STAR is a Niner Air model. There are 64 bikes that carry this model name. Check out the entire range from 2018 of this model, by clicking this link.
Model range prices
Niner Air 9 29 1-Star 2018 is the most economical model, with a starting price of 1700$. Niner AIR 9 RDO 5-STAR 2018 on the other hand costs 6300$, and is the most expensive model.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Crosscountry bikes average price
If you want an acceptable Crosscountry bike you should know that the average price is 1905$. However, this doesn’t mean that if you spend less money on a Crosscountry bike, you couldn’t get a decent one. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
At the moment of the release date, Niner AIR 9 RDO 4-STAR price was 5300$. Doing a quick comparison, we notice that AIR 9 RDO 4-STAR price is 178.22% higher than the average cost of a Crosscountry bike.
AIR 9 RDO 4-STAR components
Fork
The Fox Factory Float 32 is included from the factory. It has a travel distance of 100mm. Bike forks are good shock absorbers and provide a smooth ride and a great experience. In short, you should always ensure you have a good fork when purchasing a bike.
Wheels size
When leaving the production line, the AIR 9 RDO 4-STAR model has 29″ aluminum wheels. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, the 29″ wheels will add a little more weight to the bike itself.
Brakes
For your safety, it is important to have quality breaks on your bike. Niner AIR 9 RDO 4-STAR has Hydraulic Disc brakes installed. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, your safety is in good hands.
Sizes
This bike is available in 5 sizes. They vary from 156 cm – 195 cm (5.12 ft – 6.4 ft). In conclusion, you won’t have a problem finding one that suits you.