Bike-on-Bike
Default Config
Default Config
Insights
Somewhat upright stack and reach vs trend of progressive gravel bikes
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A40
Geometry
Stack | 580mm | 590mm +10mm |
Reach | 402mm | 390mm -12mm |
Stack to Reach Ratio | 1.44:1 | 1.51:1 |
Seat Tube Length, C-T | 500mm | — |
Seat Tube Length, Unknown | — | 535mm |
Top Tube Length, Effective/Horizontal Unknown | — | 565mm |
Top Tube Slope | 10.5deg | 8.1deg -2.4deg |
Head Tube Angle | 72.3deg | 71.5deg -0.8deg |
Seat Tube Angle | 73.5deg | 73.5deg +0deg |
Head Tube Length | — | 168mm |
Bottom Bracket Drop | 74mm | 73mm -1mm |
Bottom Bracket Height | 277mm | 278mm +1mm |
Chainstay Length | 423mm | 420mm -3mm |
Chainstay Length Horizontal | 416.5mm | 413.6mm -2.9mm |
Front-Center | 617mm | 616.7mm -0.3mm |
Front-Center Horizontal | 612.5mm | 612.4mm -0.1mm |
Wheelbase | 1029mm | 1026mm -3mm |
Fork Offset/Rake | 50mm | 47mm -3mm |
Trail | 59.5mm mid/neutral | 67.9mm +8.4mm high |
Mechanical Trail | 56.7mm | 64.4mm +7.7mm |
Wheel Flop | 17.2mm | 20.4mm +3.2mm |
Standover Height | 802mm | 808mm +6mm |
Tire to Pedal Spindle | 96mm 170 mm cranks | 95.7mm -0.3mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 107mm 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 | 40mm | 40mm +0mm |
Tire Outer Diameter | 702mm | 702mm +0mm |
Bike Length with Tires | 1731mm | 1728mm -3mm |
| 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://factorbikes.com/bikes/ostro-gravel | SERK.CC |
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