2022 Soma Fabrications Jawbone A-Type 50

Build

650B/27.5 in × 2.2 in

Insights

Average stack and reach vs trend of off-road touring bikes
Design deviates from other sizes of Soma Fabrications Jawbone

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
563mm
Reach
361mm
Stack to Reach Ratio
1.56:1
Seat Tube Length, C-T
420mm
Top Tube Length, Effective/Horizontal Center
523mm
Top Tube Slope
18.5deg
Head Tube Angle
70deg
Seat Tube Angle
74deg
Head Tube Length
130mm
Bottom Bracket Drop
66mm
Bottom Bracket Height
281.9mm
Chainstay Length
445mm
Chainstay Length Horizontal
440.1mm
Front-Center
600mm
Front-Center Horizontal
595.9mm
Wheelbase
1036mm
Fork Offset/Rake
50mm
Fork Length (Axle-To-Crown)
420mm
Trail
73.4mm
high
Mechanical Trail
69mm
Wheel Flop
23.6mm
Standover Height
738mm
Tire to Pedal Spindle Distance
With 170 mm cranks
82.1mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
111.9mm

A-Type Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.2in
Tire Outer Diameter
695.8mm
Bike Length with Tires
1731.8mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:https://www.somafab.com/wp-content/uploads/2022/10/soma_geochart_jawbone-A-my22.jpg