Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 29" -
Travel Front 120mm -
Travel Rear 90mm -
Fork Fox Rhythm Float 34
-
Groupset GX, GX Eagle -
Suspension Full -
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
RKT 9 RDO - TEAM RED OR BLUE/GREEN
Suspension Fork
FOX 34 FLOAT RHYTHM GRIP EVOL, SWEEP ADJUST, 120MM, 110X15MM
Rear Shock
FOX FLOAT DPS PERFORMANCE EVOL 3 POSITION
Drivetrain
Rear Derailleur
SRAM Eagle GX, 12-speed
Front Derailleur
N/A
Shift Levers
SRAM GX EAGLE 12SP
Cassette
SRAM EAGLE XG 1275, 10-50T
Crank
SRAM STYLO 7K EAGLE PF30 32T
Bottom Bracket
SRAM%20PF30
Chain
SRAM GX EAGLE 12SP
Chain Guide
N/A
Pedals
N/A
Wheels
Front Hub
Niner Alloy, 15mm x 110mm, 12mm x 148mm
Rear Hub
Niner Alloy, 15mm x 110mm, 12mm x 148mm
Rims
Niner Alloy
Tires
MAXXIS IKON SC 2.35 FRONT
Brakes
Brakes
SRAM GUIDE R
Brake Levers
SRAM GUIDE R
Cockpit
Stem
NINER ALLOY STEM, NINER GRAPHIC
Handlebar
NINER FLAT TOP ALLOY, 780MM, NINER GRAPHIC
Grips
NINER GRRRIPS L/O NYLON
Headset
NINER INTEGRATED SHIS DESCRIPTION IS42/28.6|IS52/40
Seat
Saddle
NINER CUSTOM WITH CR-MO RAILS, EMBOSSED NINER GRAPHIC
Seatpost
NINER ALLOY SEAT POST, 370MM, NINER GRAPHIC
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.54 mm | 1.51 mm | 1.47 mm | 1.43 mm | 1.4 mm |
| Bottom Bracket Height | 346 mm | 346 mm | 346 mm | 346 mm | 346 mm |
| Front Center | 643 mm | 652 mm | 673 mm | 694 mm | 714 mm |
| Rake | 46 mm | 46 mm | 46 mm | 46 mm | 45 mm |
| Trail | 91 mm | 87 mm | 87 mm | 87 mm | 88 mm |
| Stack | 588 mm | 595 mm | 605 mm | 615 mm | 624 mm |
| Reach | 381 mm | 394 mm | 411 mm | 429 mm | 446 mm |
| Top Tube Length | 557 mm | 572 mm | 592 mm | 612 mm | 632 mm |
| Seat Tube Angle | 73.5 ° | 73.5 ° | 73.5 ° | 73.5 ° | 73.5 ° |
| Seat Tube Length | 381 mm | 406 mm | 457 mm | 509 mm | 559 mm |
| Head Tube Angle | 69.5 ° | 70 ° | 70 ° | 70 ° | 70 ° |
| Head Tube Length | 95 mm | 100 mm | 110 mm | 120 mm | 130 mm |
| Chainstay Length | 437 mm | 437 mm | 437 mm | 437 mm | 437 mm |
| Wheelbase | 1078 mm | 1088 mm | 1109 mm | 1130 mm | 1150 mm |
| Bottom Bracket Drop | 28 mm | 28 mm | 28 mm | 28 mm | 28 mm |
| Standover Height | 701 mm | 708 mm | 737 mm | 771 mm | 810 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 |
Model Overview
RKT 9 RDO 2-STAR belongs to the Niner Rkt model. 58 bikes variations carry this model name so far. Check out the entire range from 2018 of this model, by clicking this link.
Model range prices
Niner RKT 9 RDO 1-STAR 2018 is the most economical model, with a starting price of 3800$. Niner RKT 9 RDO 5-STAR 2018 on the other hand costs 7300$, and is the most expensive model.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Trail bikes average price
Our math shows that the average cost of a dependable Trail bike is 2762$. However, even though the average price of a Trail bike is lower, you might still be able to get a top-quality bike. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Furthermore, if we have a quick look at this model’s cost, we can see that at its release date the price was 4300$. If we compare this with the average Trail bike cost we notice that the price is 55.68% higher.
Overview of components
Fork
The Fox Rhythm Float 34 is included from the factory. It has a travel distance of 120mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. To sum it all, when buying a bike, ensure that you look for a fork capable of decent travel.
Rear Shock
The shock that’s installed on this bike is FOX FLOAT DPS PERFORMANCE EVOL 3 POSITION, with a travel distance of 90mm. Rear shocks offer better comfort, better traction, and better cornering. This allows for quicker riding on rough roads and trails. To sum up, get a full-suspension bike if you want the smoothest rides.
Wheels size
The RKT 9 RDO 2-STAR 2018 bike is equipped with 29″ aluminum wheels when leaving the factory. Having 29″ wheels means that you need less fork travel, leading to a reduction of the pedal bob effect. However, 29″ wheels will make your bike react slower to obstacles you may encounter.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The RKT 9 RDO 2-STAR comes with Hydraulic Disc brakes. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, these are ideal for anyone.
Sizes
RKT 9 RDO 2-STAR comes in 5 sizes, that range from 156 cm – 195 cm (5.12 ft – 6.4 ft). In conclusion, finding one for you shouldn’t be a problem.