2012 Niner Bikes SIR 9 Frameset (29" wheels) XL

Build

700C/29 in × 2.4 in

Insights

Very upright stack and reach vs trend of hardtail trail mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
671mm
Reach
436mm
Stack to Reach Ratio
1.54:1
Seat Tube Length, C-T
546mm
Top Tube Length, Effective/Horizontal HT Top
647mm
Top Tube Slope
14deg
Head Tube Angle
70.3deg
Seat Tube Angle
73.3deg
Head Tube Length
145mm
Bottom Bracket Drop
49mm
Bottom Bracket Height
323mm
Chainstay Length
440mm
Chainstay Length Horizontal
437.3mm
Front-Center
701mm
Front-Center Horizontal
697.7mm
Wheelbase
1135mm
Fork Offset/Rake
51mm
Trail
79mm
high
Mechanical Trail
74.4mm
Wheel Flop
25.1mm
Standover Height
842mm
Tire to Pedal Spindle Distance
With 170 mm cranks
159mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
153mm

Frameset (29" wheels) Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
2.4in
Tire Outer Diameter
743.9mm
Bike Length with Tires
1878.9mm
Stem Length
40mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
80mm
Suspension Sag
20%
Frame Material
Steel
Fork Material
Unknown
Brake Type
Disc
Features
Single-speed capable

Published Sizing Recommendations

Height
6 ft 3 in
to
6 ft 7 in
Source:https://reviews.mtbr.com/new-niner-s-i-r-9-and-imba-limited-edition-auction