Bike-on-Bike
Default Config
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No Diagram
Default Config
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A30M
Average stack and reach vs trend of endurance road bikes
Geometry
Stack | 575mm | 580mm +5mm |
Reach | 390mm | 387mm -3mm |
Stack to Reach Ratio | 1.47:1 | 1.5:1 |
Seat Tube Length, C-T | 530mm | — |
Top Tube Length, Effective/Horizontal Center | — | 565mm |
Top Tube Length, Effective/Horizontal HT Top | 566mm | — |
Top Tube Slope | 7.1deg | — |
Head Tube Angle | 73deg | 72deg -1deg |
Seat Tube Angle | 73deg | 73deg +0deg |
Head Tube Length | 154mm | 162.3mm +8.3mm |
Bottom Bracket Drop | 73mm | 74mm +1mm |
Bottom Bracket Height | 266mm | 267mm +1mm |
Chainstay Length | 420mm | 415mm -5mm |
Chainstay Length Max | — | 415mm |
Chainstay Length Horizontal | 413.6mm | 408.4mm -5.2mm |
Chainstay Length Horizontal Max | — | 408.4mm |
Front-Center | 592.9mm | 608.5mm +15.6mm |
Front-Center Horizontal | 588.4mm | 604mm +15.6mm |
Wheelbase | 1002mm | 1012.3mm +10.3mm |
Wheelbase Max | — | 1012.3mm |
Fork Offset/Rake | 43mm | 50mm +7mm |
Trail | 58.7mm mid/neutral | 58.2mm -0.5mm mid/neutral |
Mechanical Trail | 56.1mm | 55.4mm -0.7mm |
Wheel Flop | 16.4mm | 17.1mm +0.7mm |
Standover Height | — | 796mm |
Tire to Pedal Spindle | 83.9mm 170 mm cranks | 97.5mm +13.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 170 mm cranks | 97mm +1mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 30mm +2mm |
Tire Outer Diameter | 678mm | 682mm +4mm |
Bike Length with Tires | 1680mm | 1694.3mm +14.3mm |
Crank Length | — | 170mm |
Handlebar Width | — | 40cm |
Stem Length | — | 100mm |
Stem Angle | — | -6deg |
| 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 | Disc | Disc |
Meta
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| Source | https://www.serk.cc/a30m/ | https://www.cervelo.com/en-US/bikes/caledonia |
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