Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 32 mm

Insights

Very aggressive stack and reach vs trend of low-trail bikes
Design deviates from other sizes of Soma Fabrications Grand Randonneur

Geometry

Stack
523mm
Reach
393mm
Stack to Reach Ratio
1.33:1
Seat Tube Length, C-T
520mm
Top Tube Length, Effective/Horizontal Center
545mm
Top Tube Slope
2.5deg
Head Tube Angle
72deg
Seat Tube Angle
74deg
Head Tube Length
125mm
Bottom Bracket Drop
65mm
Bottom Bracket Height
259mm
Chainstay Length
425mm
Chainstay Length Horizontal
420mm
Front-Center
618mm
Front-Center Horizontal
616mm
Wheelbase
1036mm
Fork Offset/Rake
69mm
Trail
32.7mm
low
Mechanical Trail
31.1mm
Wheel Flop
9.6mm
Standover Height
746mm
Tire to Pedal Spindle
124mm
170 mm cranks
Pedal Spindle to Ground Clearance
89mm
170 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
Tire Width
32mm
Tire Outer Diameter
648mm
Bike Length with Tires
1684mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Rim

Meta

Actions
Source
http://somafab.blogspot.com/2013/06/soma-grand-randonneur-official-geometry.html
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