Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Steel -
Wheels 27.5" -
Travel Front 120mm -
Fork Fox Rhythm Float 34
-
Groupset GX Eagle, Truvativ Stylo -
Suspension Hardtail -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
SIR 9 - SLATE BLUE/ORANGE
Suspension Fork
FOX 34 FLOAT RHYTHM GRIP EVOL, SWEEP ADJUST, 120MM, 110X15MM
Rear Shock
N/A
Drivetrain
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
Wheels
Tires
29" MAXXIS ARDENT F60 SC 2.4 or 27.5+ MAXXIS REKON+ DC/EXO/TR 2.8
Brakes
Brakes
SRAM GUIDE R
Brake Levers
SRAM GUIDE R
Cockpit
Stem
RACE FACE AEFFECT R 50MM, 35MM CLAMP
Handlebar
RACE FACE AEFFECT R 780MM WIDE, 20MM RISE, 35MM CLAMP
Grips
NINER GRRRIPS L/O NYLON FLANGED
Headset
NINER INTERNAL ZS SHIS DESCRIPTION ZS44/28.6|ZS56/40
Seat
Saddle
NINER CUSTOM TR WITH CR-MO RAILS, PRINTED NINER GRAPHIC
Seatpost
KS LEV SI
About this model
SIR 9 2-STAR is a Niner Sir model. Niner released 44 bikes variations of this model so far. Take a sneak peek at all Niner Sir bikes models from 2018, by clicking here.
Model range prices
Niner SIR 9 27.5+ 1-Star 2018 is the cheapest bike model and costs 2300$. Niner SIR 9 5-STAR 2018 is the most expensive one and costs 5950$.
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
If you want an acceptable Trail bike you should know that the average price is 2762$. However, even if your budget is less than the average, you might still be able to get a top-quality Trail bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
Furthermore, if we have a quick look at this model’s cost, we can see that at its release date the price was 3200$. If we compare this with the average Trail bike cost we notice that the price is 15.86% more expensive.
SIR 9 2-STAR components
Fork
Niner SIR 9 2-STAR 2018 bike is equipped with the Fox Rhythm Float 34 fork, and has 120mm travel. 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 SIR 9 2-STAR model has 27.5″ wheels. 27.5″ wheels are a mixture between 29″ wheels and 26″ wheels. However, these wheels have a slower top speed if you compare them to 29″ wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Niner SIR 9 2-STAR has Hydraulic Disc brakes installed. These kinds of brakes are among the most popular models used on bikes. To sum up, you can ride your bike with confidence.
Sizes
Niner SIR 9 2-STAR 2018 is available in one size only. In conclusion, double-check its size to make sure it’s a good fit for you.
Dropper post
Every bike should have a dropper post, and this one does. If used correctly, a dropper post gives you more faith, maneuverability, and greater control over your bike.