Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of TanTan Cycling (Seraph) GR047
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Cannondale Topstone
Geometry
Stack | 556mm | 561mm +5mm |
Reach | 372mm | 373mm +1mm |
Stack to Reach Ratio | 1.49:1 | 1.5:1 |
Seat Tube Length, C-T | 430mm | 446mm +16mm |
Top Tube Length, Effective/Horizontal HT Top | 528mm | 543mm +15mm |
Top Tube Length, Actual C-C | — | 520mm |
Top Tube Slope | 16.2deg | 15deg -1.2deg |
Head Tube Angle | 70.5deg | 70.7deg +0.2deg |
Seat Tube Angle | 74.3deg | 73.1deg -1.2deg |
Head Tube Length | 125mm | 101mm -24mm |
Bottom Bracket Drop | 76mm | 79mm +3mm |
Bottom Bracket Height | 280mm | 272mm -8mm |
Chainstay Length | 430mm | 420mm -10mm |
Chainstay Length Horizontal | 423.2mm | 412.5mm -10.7mm |
Front-Center | 600mm | 605mm +5mm |
Front-Center Horizontal | 595.2mm | 599.5mm +4.3mm |
Wheelbase | 1018.4mm | 1012mm -6.4mm |
Fork Offset/Rake | 50mm | 54.5mm +4.5mm |
Trail | 73mm high | 65.2mm -7.8mm high |
Mechanical Trail | 68.8mm | 61.6mm -7.2mm |
Wheel Flop | 23mm | 20.3mm -2.7mm |
Standover Height | — | 741mm |
Tire to Pedal Spindle | 74mm 170 mm cranks | 84mm +10mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 110mm 170 mm cranks | 102mm -8mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 45mm | 40mm -5mm |
Tire Outer Diameter | 712mm | 702mm -10mm |
Bike Length with Tires | 1730.4mm | 1714mm -16.4mm |
Crank Length | 170mm | — |
Handlebar Width | 420mm | — |
Stem Length | 100mm | — |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.seraphbikes.com/flat-mount-gravel-bike-frame-gr047-full-hidden-cable-t47-threaded-bottom-bracket-4043464953cm-p4814109.html | https://www.cannondale.com/en-us/bikes/road/gravel/topstone-carbon/topstone-carbon-1-axs |
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