2013 Niner Bikes ROS 9 Base Small

Build

700C/29 in × 2.35 in

Insights

Very upright stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
632mm
Reach
386mm
Stack to Reach Ratio
1.64:1
Seat Tube Length, Unknown
394mm
Top Tube Length, Effective/Horizontal Unknown
581mm
Top Tube Slope
27deg
Head Tube Angle
67deg
Seat Tube Angle
73deg
Head Tube Length
100mm
Bottom Bracket Drop
49mm
Bottom Bracket Height
321.7mm
Chainstay Length
427mm
Chainstay Length Horizontal
424.2mm
Front-Center
683mm
Front-Center Horizontal
680.8mm
Wheelbase
1105mm
Fork Offset/Rake
43.6mm
Trail
110mm
very high
Mechanical Trail
101.3mm
Wheel Flop
39.6mm
Standover Height
712mm
Tire to Pedal Spindle Distance
With 170 mm cranks
142.3mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
151.7mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
2.35in
Tire Outer Diameter
741.4mm
Bike Length with Tires
1846.4mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
Unknown
Suspension Sag
Unknown
Frame Material
Steel
Fork Material
Unknown
Brake Type
Disc
Features
Single-speed capable
Source:Niner Encyclopedia