2017 Soma Fabrications Smoothie Base
- Category
- Performance Road
- 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 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 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 ScaleCategory Trend
Performance RoadSource:http://www.somafab.com/archives/product/smoothie