Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A21
Geometry
Stack | 608.9mm | 597mm -11.9mm |
Reach | 390mm | 390mm +0mm |
Stack to Reach Ratio | 1.56:1 | 1.53:1 |
Seat Tube Length, C-T | — | 535mm |
Seat Tube Length, Unknown | 550mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 569mm |
Top Tube Length, Effective/Horizontal Unknown | 576.2mm | — |
Top Tube Slope | 8.6deg | 8.8deg +0.2deg |
Head Tube Angle | 70.3deg | 70deg -0.3deg |
Seat Tube Angle | 73deg | 73.5deg +0.5deg |
Head Tube Length | 190mm | 164mm -26mm |
Bottom Bracket Drop | 75mm | 73mm -2mm |
Bottom Bracket Height | 276mm | 266mm -10mm |
Chainstay Length | 430mm | 430mm +0mm |
Chainstay Length Horizontal | 423.4mm | 423.8mm +0.4mm |
Front-Center | 638.1mm | 633mm -5.1mm |
Front-Center Horizontal | 634.3mm | 628.2mm -6.1mm |
Wheelbase | 1057.7mm | 1052mm -5.7mm |
Fork Offset/Rake | 50mm | 45mm -5mm |
Fork Length, Unknown | 394mm | — |
Trail | 72.6mm high | 75.5mm +2.9mm high |
Mechanical Trail | 68.3mm | 70.9mm +2.6mm |
Wheel Flop | 23mm | 24.3mm +1.3mm |
Standover Height | 838mm | — |
Tire to Pedal Spindle | 117.1mm 170 mm cranks | 124mm +6.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 106mm 170 mm cranks | 96mm -10mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 40mm | 47mm +7mm |
Tire Width Max | — | 55mm |
Tire Outer Diameter | 702mm | 678mm -24mm |
Bike Length with Tires | 1759.7mm | 1730mm -29.7mm |
| 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 | Unknown | Disc |
Meta
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