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 Serk Titanium A40
Geometry
Stack | 633mm | 638mm +5mm |
Reach | 401mm | 406mm +5mm |
Stack to Reach Ratio | 1.58:1 | 1.57:1 |
Seat Tube Length, C-T | 570mm | — |
Seat Tube Length, C-C | 510mm | — |
Seat Tube Length, Unknown | — | 585mm |
Top Tube Length, Effective/Horizontal HT Top | 600mm | — |
Top Tube Length, Effective/Horizontal Unknown | — | 601mm |
Top Tube Slope | 8.9deg | 7.8deg -1.1deg |
Head Tube Angle | 72deg | 71.5deg -0.5deg |
Seat Tube Angle | 72.6deg | 73deg +0.4deg |
Head Tube Length | 200mm | 218mm +18mm |
Bottom Bracket Drop | 70mm | 73mm +3mm |
Bottom Bracket Height | 279mm | 278mm -1mm |
Chainstay Length | 423mm | 420mm -3mm |
Chainstay Length Horizontal | 417.2mm | 413.6mm -3.6mm |
Front-Center | 635.1mm | 648.5mm +13.4mm |
Front-Center Horizontal | 631.3mm | 644.4mm +13.1mm |
Wheelbase | 1048.4mm | 1058mm +9.6mm |
Fork Offset/Rake | 45mm | 47mm +2mm |
Trail | 66.1mm high | 67.9mm +1.8mm high |
Mechanical Trail | 62.9mm | 64.4mm +1.5mm |
Wheel Flop | 19.4mm | 20.4mm +1mm |
Standover Height | — | 855mm |
Tire to Pedal Spindle | 116.1mm 170 mm cranks | 127.5mm +11.4mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 109mm 170 mm cranks | 108mm -1mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 38mm | 40mm +2mm |
Tire Outer Diameter | 698mm | 702mm +4mm |
Bike Length with Tires | 1746.4mm | 1760mm +13.6mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Titanium |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Unknown |
Meta
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| Source | https://www.wilier.com/en/bikes/gravel/jena?color=j28-black-grey | SERK.CC |
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