Bike-on-Bike
Default Config
Default Config
Insights
Very 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 A21
Geometry
Stack | 579mm | 575mm -4mm |
Reach | 373mm | 377mm +4mm |
Stack to Reach Ratio | 1.55:1 | 1.53:1 |
Seat Tube Length, C-T | 480mm | 510mm +30mm |
Top Tube Length, Effective/Horizontal Center | 539mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 549mm |
Top Tube Slope | 13.1deg | 9.4deg -3.7deg |
Head Tube Angle | 71deg | 70deg -1deg |
Seat Tube Angle | 74deg | 73.5deg -0.5deg |
Head Tube Length | 150mm | 139mm -11mm |
Bottom Bracket Drop | 75mm | 75mm +0mm |
Bottom Bracket Height | 286mm | 264mm -22mm |
Chainstay Length | 425mm | 430mm +5mm |
Chainstay Length Horizontal | 418.3mm | 423.4mm +5.1mm |
Front-Center | 604mm | 612mm +8mm |
Front-Center Horizontal | 599.7mm | 606.6mm +6.9mm |
Wheelbase | 1018mm | 1030mm +12mm |
Fork Offset/Rake | 50mm | 45mm -5mm |
Fork Length (On-Axis) | 400mm | — |
Trail | 71.4mm high | 75.5mm +4.1mm high |
Mechanical Trail | 67.5mm | 70.9mm +3.4mm |
Wheel Flop | 22mm | 24.3mm +2.3mm |
Tire to Pedal Spindle | 73mm 170 mm cranks | 103mm +30mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 116mm 170 mm cranks | 94mm -22mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 50mm | 47mm -3mm |
Tire Outer Diameter | 722mm | 678mm -44mm |
Bike Length with Tires | 1740mm | 1708mm -32mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Aero Bar | Drop Bar |
| Frame Material | Carbon/Composite | Titanium |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.seraphbikes.com/Carbon-Fiber-T1000-Gravel-Bike-Frame-GR048-Green-Pink-paint-Speckled-Design-T47-Bottom-Bracket-p6853170.html | https://www.serk.cc/a21/ |
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