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 Serk Titanium A40
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Wilier Triestina Jena
Geometry
Stack | 613mm | 608mm -5mm |
Reach | 398mm | 391mm -7mm |
Stack to Reach Ratio | 1.54:1 | 1.55:1 |
Seat Tube Length, C-T | — | 530mm |
Seat Tube Length, C-C | — | 470mm |
Seat Tube Length, Unknown | 560mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 577mm |
Top Tube Length, Effective/Horizontal Unknown | 580mm | — |
Top Tube Slope | 7.8deg | 10.5deg +2.7deg |
Head Tube Angle | 71.5deg | 71.5deg +0deg |
Seat Tube Angle | 73.5deg | 73.1deg -0.4deg |
Head Tube Length | 192mm | 175mm -17mm |
Bottom Bracket Drop | 73mm | 70mm -3mm |
Bottom Bracket Height | 278mm | 279mm +1mm |
Chainstay Length | 420mm | 423mm +3mm |
Chainstay Length Horizontal | 413.6mm | 417.2mm +3.6mm |
Front-Center | 632.6mm | 622.4mm -10.2mm |
Front-Center Horizontal | 628.4mm | 618.5mm -9.9mm |
Wheelbase | 1042mm | 1035.6mm -6.4mm |
Fork Offset/Rake | 47mm | 45mm -2mm |
Trail | 67.9mm high | 69.3mm +1.4mm high |
Mechanical Trail | 64.4mm | 65.7mm +1.3mm |
Wheel Flop | 20.4mm | 20.9mm +0.5mm |
Standover Height | 831mm | — |
Tire to Pedal Spindle | 111.6mm 170 mm cranks | 103.4mm -8.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 108mm 170 mm cranks | 109mm +1mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 40mm | 38mm -2mm |
Tire Outer Diameter | 702mm | 698mm -4mm |
Bike Length with Tires | 1744mm | 1733.6mm -10.4mm |
| 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 | Unknown | Disc |
Meta
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| Source | SERK.CC | https://www.wilier.com/en/bikes/gravel/jena?color=j28-black-grey |
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