Bike-on-Bike
XL
No Diagram
Default Config
Default Config
Insights
Very aggressive 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 | 638mm | 619mm -19mm |
Reach | 429mm | 403mm -26mm |
Stack to Reach Ratio | 1.49:1 | 1.54:1 |
Seat Tube Length, C-T | 582mm | 560mm -22mm |
Top Tube Length, Effective/Horizontal HT Top | — | 594mm |
Top Tube Length, Actual C-C | 618mm | — |
Top Tube Slope | 7.7deg | 8.4deg +0.7deg |
Head Tube Angle | 71deg | 70deg -1deg |
Seat Tube Angle | 73.5deg | 73deg -0.5deg |
Head Tube Length | 203mm | 188mm -15mm |
Bottom Bracket Drop | — | 73mm |
Bottom Bracket Height | — | 266mm |
Chainstay Length | 440mm | 430mm -10mm |
Chainstay Length Horizontal | — | 423.8mm |
Front-Center | — | 654mm |
Front-Center Horizontal | — | 649.2mm |
Wheelbase | 1115mm | 1073mm -42mm |
Fork Offset/Rake | — | 45mm |
Trail | — — | 75.5mm high |
Mechanical Trail | — | 70.9mm |
Wheel Flop | — | 24.3mm |
Standover Height | 883mm | — |
Tire to Pedal Spindle | — 170 mm cranks | 145mm 170 mm cranks |
Pedal Spindle to Ground Clearance | — 170 mm cranks | 96mm 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 Width Max | — | 55mm |
Tire Outer Diameter | 712mm | 678mm -34mm |
Bike Length with Tires | 1827mm | 1751mm -76mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Aluminum | Titanium |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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