BikeWise

Niner SIR 9 27.5+ 4-Star 2018

MTB Trail
Groupset
SRAM X01
Frame material
Steel
Wheel size
27,5"
Suspension type
Hardtail
Front travel
120mm
Niner SIR 9 27.5+ 4-Star 2018

About the Niner SIR 9 27.5+ 4-Star 2018

The Niner SIR 9 27.5+ 4-Star 2018 is a Hardtail Trail Mountain Bike with a steel frame. Equipped with a SRAM X01 drivetrain of 12 gears (1x12). Its features include dropper seatpost, boost 110 , and boost 148.

Features

The Niner SIR 9 27.5+ 4-Star 2018 has 5 features listed below.
canote-retratil
Dropper seatpost More info
cubo-dianteiro-boost
Boost 110 More info
cubo-traseiro-boost
Boost 148 More info
freio-hidraulico
Hydraulic disc brakes More info
tubeless-ready
Tubeless ready More info

Specifications

Components
Saddle
Niner Custom TR, carbon-titanium rails, custom Niner graphic
Headset
Niner headset, zero-stack SHIS, ZS44/28.6, ZS56/40
Seatpost
KS Lev Integra
Drivetrain
Crankset
SRAM X1 Carbon
Shifter
SRAM Eagle X01, 12-speed
Bottom bracket
Pressfit
Chain
SRAM X01 Eagle 239 g
Chain connector
PowerLock
Chain length links
126 links
Color inner link
Silver
Color outer link
Silver
Compat speed
12s-Eagle
Inner link finish
Chrome Plated
Model
CN-EAGL-X01-A1
Name
X01 Eagle Chain
Outer link finish
Nickel
Pin variant
Hollow Pin
Weight based on
114 links
Weight
239
Cassette
SRAM XG-1295 Eagle 12s 350 g
Cog finish cassete
Black
Cog sizes
10-52t:10,12,14,16,18,21,24,28,32,36,42,52
Gearing
10-52t
Model
CS-XG-1295-B1
Name
XG-1295 Eagle Cassette
Speed
12s
Technology cassete
XG
Weight
350
Rear derailleur
SRAM X01 Eagle 12s
Cable pull ratio
X-actuation
Color
Black, Lunar, Red
Max tooth
52
Model
RD-X0-1-B2
Name
X01 Eagle Rear Derailleur
Speed
12s
Frameset
Frame
Chromoly
Front suspension
Fox 34 Float Factory Kashima
Wheels
Rims
Stan's NoTubes Neo/ZTR Arch Baron
Tires
Maxxis Rekon+ 2.8" EXO, dual compound, tubeless ready
Rear hub
Stan's NoTubes Neo/ZTR Arch Baron, 15mm x 110mm, 12mm x 148mm
Front hub
Stan's NoTubes Neo/ZTR Arch Baron, 15mm x 110mm, 12mm x 148mm

Geometry

Size SM MD LG XL
a
Seat tube length
396,0
421,0
485,0
533,0
b
Seat tube angle
74,0º
74,0º
74,0º
74,0º
c
Top tube length
591,0
599,0
623,0
648,0
d
Head tube length
100,0
110,0
125,0
145,0
e
Head tube angle
68,0º
68,0º
68,0º
68,0º
f
Rake
54,0
53,0
54,0
54,0
g
Trail
85,0
86,0
85,0
85,0
h
Wheelbase
1114,0
1132,0
1158,0
1185,0
i
Chainstay length
423,0
423,0
423,0
423,0
j
Bottom bracket drop
52,0
52,0
52,0
52,0
k
Stack height
607,0
616,0
630,0
648,0
l
Reach
406,0
421,0
441,0
461,0
m
Standover height
717,0
735,0
787,0
826,0
x
Bottom bracket height
303,0
303,0
303,0
303,0
y
Front center
696,0
714,0
740,0
767,0
Biking

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