Bike-on-Bike
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 | 627mm | 619mm -8mm |
Reach | 429.3mm | 403mm -26.3mm |
Stack to Reach Ratio | 1.46:1 | 1.54:1 |
Seat Tube Length, C-T | 555mm | 560mm +5mm |
Top Tube Length, Effective/Horizontal HT Top | 615mm | 594mm -21mm |
Top Tube Slope | 9.2deg | 8.4deg -0.8deg |
Head Tube Angle | 71.5deg | 70deg -1.5deg |
Seat Tube Angle | 73.5deg | 73deg -0.5deg |
Head Tube Length | 185mm | 188mm +3mm |
Bottom Bracket Drop | 78mm | 73mm -5mm |
Bottom Bracket Height | 273mm | 266mm -7mm |
Chainstay Length | 430mm | 430mm +0mm |
Chainstay Length Horizontal | 422.9mm | 423.8mm +0.9mm |
Front-Center | 668.2mm | 654mm -14.2mm |
Front-Center Horizontal | 663.6mm | 649.2mm -14.4mm |
Wheelbase | 1086.5mm | 1073mm -13.5mm |
Fork Offset/Rake | 48mm | 45mm -3mm |
Fork Length (Axle-To-Crown) | 410mm | — |
Trail | 66.8mm high | 75.5mm +8.7mm high |
Mechanical Trail | 63.4mm | 70.9mm +7.5mm |
Wheel Flop | 20.1mm | 24.3mm +4.2mm |
Standover Height | 861mm | — |
Tire to Pedal Spindle | 147.2mm 170 mm cranks | 145mm -2.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 103mm 170 mm cranks | 96mm -7mm 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 Outer Diameter | 702mm | 678mm -24mm |
Bike Length with Tires | 1788.5mm | 1751mm -37.5mm |
| 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
| Actions | ||
| Source | https://www.rosebikes.com/p/rose-backroad-al-eq-2725772 | https://www.serk.cc/a21/ |
| Brand | ||
| Bike | ||
| Size | ||
| Category |