Bike-on-Bike
Default Config
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A21
Geometry
Stack | 548mm | — |
Reach | 364mm | — |
Stack to Reach Ratio | 1.51:1 | — |
Seat Tube Length, C-T | 485mm | — |
Top Tube Length, Effective/Horizontal HT Top | 523mm | — |
Top Tube Slope | 9.3deg | — |
Head Tube Angle | 70deg | — |
Seat Tube Angle | 74deg | — |
Head Tube Length | 110mm | — |
Bottom Bracket Drop | 75mm | — |
Bottom Bracket Height | 271mm | — |
Chainstay Length | 430mm | — |
Chainstay Length Horizontal | 423.4mm | — |
Front-Center | 589mm | — |
Front-Center Horizontal | 584.6mm | — |
Wheelbase | 1008mm | — |
Fork Offset/Rake | 45mm | — |
Trail | 78.1mm high | — — |
Mechanical Trail | 73.3mm | — |
Wheel Flop | 25.1mm | — |
Tire to Pedal Spindle | 73mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 101mm 170 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 35mm | — |
Tire Outer Diameter | 692mm | — |
Bike Length with Tires | 1700mm | — |
| Suspension Type | Rigid, non-suspension corrected | — |
| Bar Type | Drop Bar | — |
| Frame Material | Titanium | — |
| Fork Material | Carbon/Composite | — |
| Brake Type | Disc | — |
Meta
| Actions | — | |
| Source | https://www.serk.cc/a21/ | — |
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