2018 Niner SIR 9 5-STAR

Ultra high-end component level steel frame crosscountry bike

ninerbikes.com

2018 Niner SIR 9 5-STAR
  • MSRP $5,950
  • Suspension Hardtail
  • Front Travel 120mm
  • Frame Steel
  • Fork 
    Fox Factory Float 34
  • Wheels 29″ Carbon
  • Drivetrain 1 × 12
  • Groupset 
    SRAM X01
  • Brakes Hydraulic Disc
  • Seatpost Dropper post
Gearing

1 × 12 — 12 speed

2018 Niner SIR 9 5-STAR
28 mph
Similar Bikes
26 mph

The 2018 SIR 9 5-STAR is easier to ride up hills than similar bikes.

Similar bikes won‘t keep up with the 2018 SIR 9 5-STAR while riding downhill or sprinting.

Estimated Spec Level
est. spec level →$0$1,000$2,000$3,000$4,000$5,000$6,000
This bike
Other crosscountry bikes

Estimated spec level of the SIR 9 5-STAR compared to other crosscountry bikes. 99 Spokes analyzes the build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more to estimate the overall spec level of each bike.  Learn more »

Geometry
Build
FrameSIR 9 - SLATE BLUE/ORANGE
ForkFOX 34 FLOAT FACTORY FIT4, 3 POSITION W/ ADJ, KASHIMA COAT, 120MM, 110X15MM
Rear ShockN/A
Bottom BracketSRAM%20PF30
HeadsetNINER INTERNAL ZS SHIS DESCRIPTION ZS44/28.6|ZS56/40
StemRACE FACE TURBINE BASIC 50MM, 35MM CLAMP
HandlebarRACE FACE SIXC 820MM WIDE, 20MM RISE, 35MM CLAMP
SaddleNINER CUSTOM TR WITH CRN-TI RAILS, PRINTED NINER GRAPHIC
SeatpostKS LEV INTEGRA
Pedals
GripsNINER GRRRIPS L/O FLANGED
Components
Front Derailleur
Rear DerailleurSRAM Eagle X01, 12-speed
ShiftersSRAM X01 EAGLE 12SP
CrankSRAM X1 EAGLE CARBON GXP 32T CNC RING
CassetteSRAM EAGLE XG 1295, 10-50T
ChainSRAM X01 EAGLE 12SP
Chain Guide
BrakesSRAM GUIDE RSC
Brake LeversSRAM GUIDE RSC
Wheels
RimsNiner Carbon XC
Spokes32 count front and rear
Front HubDT Swiss 350, 15mm x 110mm, 12mm x 148mm, XD Driver
Rear HubDT Swiss 350, 15mm x 110mm, 12mm x 148mm, XD Driver
Tires29" MAXXIS ARDENT DC/EXO/TR 2.4
Similar Bikes
2018 Niner SIR 9 5-STAR