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 Wilier Triestina Jena
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of TanTan Cycling (Seraph) GR047
Geometry
Stack | 556mm | 556mm +0mm |
Reach | 372mm | 372mm +0mm |
Stack to Reach Ratio | 1.49:1 | 1.49:1 |
Seat Tube Length, C-T | 470mm | 430mm -40mm |
Seat Tube Length, C-C | 410mm | — |
Top Tube Length, Effective/Horizontal HT Top | 531mm | 528mm -3mm |
Top Tube Slope | 11.7deg | 16.2deg +4.5deg |
Head Tube Angle | 70.5deg | 70.5deg +0deg |
Seat Tube Angle | 74.3deg | 74.3deg +0deg |
Head Tube Length | 125mm | 125mm +0mm |
Bottom Bracket Drop | 70mm | 76mm +6mm |
Bottom Bracket Height | 279mm | 280mm +1mm |
Chainstay Length | 423mm | 430mm +7mm |
Chainstay Length Horizontal | 417.2mm | 423.2mm +6mm |
Front-Center | 596mm | 600mm +4mm |
Front-Center Horizontal | 591.8mm | 595.2mm +3.4mm |
Wheelbase | 1009mm | 1018.4mm +9.4mm |
Fork Offset/Rake | 45mm | 50mm +5mm |
Trail | 75.9mm high | 73mm -2.9mm high |
Mechanical Trail | 71.5mm | 68.8mm -2.7mm |
Wheel Flop | 23.9mm | 23mm -0.9mm |
Tire to Pedal Spindle | 77mm 170 mm cranks | 74mm -3mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 109mm 170 mm cranks | 110mm +1mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 38mm | 45mm +7mm |
Tire Outer Diameter | 698mm | 712mm +14mm |
Bike Length with Tires | 1707mm | 1730.4mm +23.4mm |
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.wilier.com/en/bikes/gravel/jena?color=j28-black-grey | https://www.seraphbikes.com/flat-mount-gravel-bike-frame-gr047-full-hidden-cable-t47-threaded-bottom-bracket-4043464953cm-p4814109.html |
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