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 | 506mm | 536.8mm +30.8mm |
Reach | 366mm | 371.1mm +5.1mm |
Stack to Reach Ratio | 1.38:1 | 1.45:1 |
Seat Tube Length, C-T | 470mm | 460mm -10mm |
Top Tube Length, Effective/Horizontal HT Top | 506mm | 520mm +14mm |
Top Tube Slope | 6.2deg | 10.7deg +4.5deg |
Head Tube Angle | 70.5deg | 71.5deg +1deg |
Seat Tube Angle | 74.5deg | 74.5deg +0deg |
Head Tube Length | 93mm | 110mm +17mm |
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 | 577mm | 584.3mm +7.3mm |
Front-Center Horizontal | 572.4mm | 579.6mm +7.2mm |
Wheelbase | 986mm | 1004mm +18mm |
Fork Offset/Rake | 50mm | 50mm +0mm |
Fork Length (Axle-To-Crown) | — | 400mm |
Trail | 67mm high | 67.1mm +0.1mm high |
Mechanical Trail | 63.2mm | 63.6mm +0.4mm |
Wheel Flop | 21.1mm | 20.2mm -0.9mm |
Tire to Pedal Spindle | 68mm 170 mm cranks | 56.3mm -11.7mm 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 | 1664mm | 1720mm +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=1148 |
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