Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A21
Geometry
Stack | 551mm | 548mm -3mm |
Reach | 370mm | 364mm -6mm |
Stack to Reach Ratio | 1.49:1 | 1.51:1 |
Seat Tube Length, C-T | — | 485mm |
Seat Tube Length, Unknown | 460mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 523mm |
Top Tube Length, Actual C-C | 533mm | — |
Top Tube Slope | 12.4deg | 9.3deg -3.1deg |
Head Tube Angle | 70deg | 70deg +0deg |
Seat Tube Angle | 73.5deg | 74deg +0.5deg |
Head Tube Length | 130mm | 110mm -20mm |
Bottom Bracket Drop | 75mm | 75mm +0mm |
Bottom Bracket Height | 281mm | 264mm -17mm |
Chainstay Length | 430mm | 430mm +0mm |
Chainstay Length Horizontal | 423.4mm | 423.4mm +0mm |
Front-Center | 605.3mm | 589mm -16.3mm |
Front-Center Horizontal | 600.6mm | 584.6mm -16mm |
Wheelbase | 1024mm | 1008mm -16mm |
Fork Offset/Rake | 54mm | 45mm -9mm |
Fork Length (On-Axis) | 395mm | — |
Trail | 72.1mm high | 75.5mm +3.4mm high |
Mechanical Trail | 67.8mm | 70.9mm +3.1mm |
Wheel Flop | 23.2mm | 24.3mm +1.1mm |
Standover Height | 773mm | — |
Tire to Pedal Spindle | 79.3mm 170 mm cranks | 80mm +0.7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 111mm 170 mm cranks | 94mm -17mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 45mm | 47mm +2mm |
Tire Outer Diameter | 712mm | 678mm -34mm |
Bike Length with Tires | 1736mm | 1686mm -50mm |
| 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 | Disc | Disc |
Meta
| Actions | ||
| Source | https://www.winspace.cc/products/g3-gravel | https://www.serk.cc/a21/ |
| Brand | ||
| Bike | ||
| Size | ||
| Category |