Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A30M
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of TanTan Cycling (Seraph) GR060
Geometry
Stack | 598mm | 610.9mm +12.9mm |
Reach | 398mm | 393.2mm -4.8mm |
Stack to Reach Ratio | 1.5:1 | 1.55:1 |
Seat Tube Length, C-T | 550mm | 560mm +10mm |
Top Tube Length, Effective/Horizontal HT Top | 587mm | 580mm -7mm |
Top Tube Slope | 7.4deg | 7.7deg +0.3deg |
Head Tube Angle | 73.5deg | 73.5deg +0deg |
Seat Tube Angle | 72.5deg | 73deg +0.5deg |
Head Tube Length | 176mm | 180mm +4mm |
Bottom Bracket Drop | 73mm | 69mm -4mm |
Bottom Bracket Height | 266mm | 289mm +23mm |
Chainstay Length | 420mm | 430mm +10mm |
Chainstay Length Horizontal | 413.6mm | 424.4mm +10.8mm |
Front-Center | 602.8mm | 609.8mm +7mm |
Front-Center Horizontal | 598.4mm | 605.6mm +7.2mm |
Wheelbase | 1012mm | 1030mm +18mm |
Fork Offset/Rake | 43mm | 50mm +7mm |
Fork Length (Axle-To-Crown) | — | 400mm |
Trail | 55.6mm mid/neutral | 53.9mm -1.7mm mid/neutral |
Mechanical Trail | 53.3mm | 51.7mm -1.6mm |
Wheel Flop | 15.1mm | 14.7mm -0.4mm |
Tire to Pedal Spindle | 93.8mm 170 mm cranks | 81.8mm -12mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 170 mm cranks | 119mm +23mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 47mm +19mm |
Tire Outer Diameter | 678mm | 716mm +38mm |
Bike Length with Tires | 1690mm | 1746mm +56mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Titanium | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.serk.cc/a30m/ | http://www.tantancycling.com/index.php?_m=mod_product&_a=view&p_id=1081 |
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