Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 42 mm

Insights

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

Geometry

Stack
592mm
Reach
395mm
Stack to Reach Ratio
1.5:1
Seat Tube Length, C-T
580mm
Top Tube Length, Effective/Horizontal Center
577mm
Top Tube Slope
3.8deg
Head Tube Angle
73deg
Seat Tube Angle
73deg
Head Tube Length
185mm
Bottom Bracket Drop
65mm
Bottom Bracket Height
269mm
Chainstay Length
430mm
Chainstay Length Horizontal
425.1mm
Front-Center
628mm
Front-Center Horizontal
624.9mm
Wheelbase
1050mm
Fork Offset/Rake
65mm
Trail
34.1mm
low
Mechanical Trail
32.7mm
Wheel Flop
9.6mm
Standover Height
817.9mm
Tire to Pedal Spindle
124mm
170 mm cranks
Pedal Spindle to Ground Clearance
99mm
170 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
Tire Width
42mm
Tire Outer Diameter
668mm
Bike Length with Tires
1718mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc

Meta

Actions
Source
https://www.somafab.com/archives/product/grand-randonneur-frame-set
Brand
Bike
Size
Category