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 A21
Average stack and reach vs trend of all-road/gravel bikes
Geometry
Stack | 575mm | 579mm +4mm |
Reach | 377mm | 385mm +8mm |
Stack to Reach Ratio | 1.53:1 | 1.5:1 |
Seat Tube Length, C-T | 510mm | 510mm +0mm |
Top Tube Length, Effective/Horizontal Center | — | 556mm |
Top Tube Length, Effective/Horizontal HT Top | 549mm | — |
Top Tube Slope | 9.4deg | 9.6deg +0.2deg |
Head Tube Angle | 70deg | 71deg +1deg |
Seat Tube Angle | 73.5deg | 73.5deg +0deg |
Head Tube Length | 139mm | 155mm +16mm |
Bottom Bracket Drop | 75mm | 70mm -5mm |
Bottom Bracket Height | 264mm | 281mm +17mm |
Chainstay Length | 430mm | 425mm -5mm |
Chainstay Length Horizontal | 423.4mm | 419.2mm -4.2mm |
Front-Center | 612mm | 617mm +5mm |
Front-Center Horizontal | 606.6mm | 612.8mm +6.2mm |
Wheelbase | 1030mm | 1032mm +2mm |
Fork Offset/Rake | 45mm | 50mm +5mm |
Fork Length (On-Axis) | — | 400mm |
Trail | 75.5mm high | 68mm -7.5mm high |
Mechanical Trail | 70.9mm | 64.3mm -6.6mm |
Wheel Flop | 24.3mm | 20.9mm -3.4mm |
Tire to Pedal Spindle | 103mm 170 mm cranks | 96mm -7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 94mm 170 mm cranks | 111mm +17mm 170 mm cranks |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 47mm | 40mm -7mm |
Tire Outer Diameter | 678mm | 702mm +24mm |
Bike Length with Tires | 1708mm | 1734mm +26mm |
| 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/a21/ | https://www.pandapodium.cc/product/tavelo-wild-disc-brake-gravel-frameset/ |
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