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 Thesis Bike OB1
Average stack and reach vs trend of all-road/gravel bikes
Geometry
Stack | 595mm | 607mm +12mm |
Reach | 388mm | 390mm +2mm |
Stack to Reach Ratio | 1.53:1 | 1.56:1 |
Seat Tube Length, C-T | 530mm | 470mm -60mm |
Top Tube Length, Effective/Horizontal HT Top | 570mm | 564mm -6mm |
Top Tube Slope | 9.2deg | 16.6deg +7.4deg |
Head Tube Angle | 72deg | 71deg -1deg |
Seat Tube Angle | 73deg | 74deg +1deg |
Head Tube Length | 180mm | 180mm +0mm |
Bottom Bracket Drop | 73mm | 75mm +2mm |
Bottom Bracket Height | 268mm | 271mm +3mm |
Chainstay Length | 420mm | 430mm +10mm |
Chainstay Length Horizontal | 413.6mm | 423.4mm +9.8mm |
Front-Center | 616mm | 625.1mm +9.1mm |
Front-Center Horizontal | 611.4mm | 620.6mm +9.2mm |
Wheelbase | 1025mm | 1044mm +19mm |
Fork Offset/Rake | 51mm | 44.8mm -6.2mm |
Fork Length (On-Axis) | 385mm | 397mm +12mm |
Trail | 57.2mm mid/neutral | 71.7mm +14.5mm high |
Mechanical Trail | 54.4mm | 67.8mm +13.4mm |
Wheel Flop | 16.8mm | 22.1mm +5.3mm |
Standover Height | 805mm | 731mm -74mm |
Tire to Pedal Spindle | 105mm 170 mm cranks | 109.1mm +4.1mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 98mm 170 mm cranks | 101mm +3mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 30mm | 35mm +5mm |
Tire Outer Diameter | 682mm | 692mm +10mm |
Bike Length with Tires | 1707mm | 1736mm +29mm |
Crank Length | 170mm | 170mm +0mm |
Handlebar Width | 420mm | 400mm -20mm |
Stem Length | 100mm | 80mm -20mm |
Stem Angle | 7deg | -8deg -15deg |
| 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://thesis.bike/products/the-ob1-custom | https://www.merida-bikes.com/en/bike/2058-2589/silex-4000 |
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