2017 Soma Fabrications Smoothie Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
Features
Rim brake
Average stack and reachvs category
Average stack and reachvs category
Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Average stack and reachvs category

Geometry

48
52
54
56
58
60
62
66
Stack
506mm
531mm
551mm
570mm
582mm
604mm
619mm
639mm
Reach
371mm
385mm
396mm
392mm
392mm
392mm
396mm
417mm
Stack to Reach Ratio
1.36:1
1.38:1
1.39:1
1.45:1
1.48:1
1.54:1
1.56:1
1.53:1
Seat Tube Length, C-T
430mm
490mm
510mm
530mm
550mm
570mm
590mm
630mm
Top Tube Length, Effective/Horizontal Center
510mm
530mm
550mm
560mm
570mm
580mm
590mm
617mm
Top Tube Slope
10.7deg
6.4deg
6.4deg
6.5deg
5.8deg
6.1deg
5.6deg
3.6deg
Head Tube Angle
71.5deg
72.5deg
73deg
73.5deg
73.5deg
73.5deg
73.5deg
73.5deg
Seat Tube Angle
75deg
75deg
74.5deg
73.5deg
73deg
72.5deg
72.5deg
72.5deg
Head Tube Length
100mm
122mm
140mm
155mm
172mm
195mm
210mm
235mm
Bottom Bracket Drop
75mm
70mm
70mm
70mm
70mm
70mm
70mm
66mm
Bottom Bracket Height
264mm
269mm
269mm
269mm
269mm
269mm
269mm
273mm
Chainstay Length
410mm
410mm
410mm
410mm
410mm
415mm
415mm
415mm
Chainstay Length Horizontal
403.1mm
404mm
404mm
404mm
404mm
409.1mm
409.1mm
409.7mm
Front-Center
569.9mm
582.2mm
590.2mm
588.2mm
593.2mm
600mm
605mm
634.7mm
Front-Center Horizontal
564.9mm
578mm
586mm
584mm
589mm
596mm
601mm
631.3mm
Wheelbase
968mm
982mm
990mm
988mm
993mm
1005mm
1010mm
1041mm
Fork Offset/Rake
43mm
43mm
43mm
43mm
43mm
43mm
43mm
43mm
Fork Length (Axle-To-Crown)
368mm
368mm
368mm
368mm
368mm
368mm
368mm
368mm
Trail
68.1mm
high
61.8mm
mid/​neutral
58.7mm
mid/​neutral
55.6mm
mid/​neutral
55.6mm
mid/​neutral
55.6mm
mid/​neutral
55.6mm
mid/​neutral
55.6mm
mid/​neutral
Mechanical Trail
64.6mm
58.9mm
56.1mm
53.3mm
53.3mm
53.3mm
53.3mm
53.3mm
Wheel Flop
20.5mm
17.7mm
16.4mm
15.1mm
15.1mm
15.1mm
15.1mm
15.1mm
Standover Height
723.9mm
749.3mm
769.6mm
787.4mm
805.2mm
825.5mm
843.3mm
868.7mm
Tire to Pedal Spindle
60.9mm
170 mm cranks
73.2mm
170 mm cranks
81.2mm
170 mm cranks
79.2mm
170 mm cranks
84.2mm
170 mm cranks
91mm
170 mm cranks
96mm
170 mm cranks
125.7mm
170 mm cranks
Pedal Spindle to Ground Clearance
94mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
103mm
170 mm cranks

Base Build

48
52
54
56
58
60
62
66
Wheel Size
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
Tire Width
28mm
28mm
28mm
28mm
28mm
28mm
28mm
28mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1646mm
1660mm
1668mm
1666mm
1671mm
1683mm
1688mm
1719mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Performance Road
Source:http://www.somafab.com/archives/product/smoothie