Bike-on-Bike
Default Config
Default Config
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of ROSE Bikes Backroad AL
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A21
Geometry
Stack | 534.5mm | 548mm +13.5mm |
Reach | 351.5mm | 364mm +12.5mm |
Stack to Reach Ratio | 1.52:1 | 1.51:1 |
Seat Tube Length, C-T | — | 485mm |
Seat Tube Length, Unknown | 420mm | — |
Top Tube Length, Effective/Horizontal HT Top | 495mm | 523mm +28mm |
Top Tube Slope | 15.6deg | 9.3deg -6.3deg |
Head Tube Angle | 69.5deg | 70deg +0.5deg |
Seat Tube Angle | 75deg | 74deg -1deg |
Head Tube Length | 110mm | 110mm +0mm |
Bottom Bracket Drop | 72mm | 75mm +3mm |
Bottom Bracket Height | 260mm | 264mm +4mm |
Chainstay Length | 430mm | 430mm +0mm |
Chainstay Length Horizontal | 423.9mm | 423.4mm -0.5mm |
Front-Center | 582.5mm | 589mm +6.5mm |
Front-Center Horizontal | 578.1mm | 584.6mm +6.5mm |
Wheelbase | 1002mm | 1008mm +6mm |
Fork Offset/Rake | 50mm | 45mm -5mm |
Fork Length (On-Axis) | 405mm | — |
Trail | 70.8mm high | 75.5mm +4.7mm high |
Mechanical Trail | 66.3mm | 70.9mm +4.6mm |
Wheel Flop | 23.2mm | 24.3mm +1.1mm |
Standover Height | 726mm | — |
Tire to Pedal Spindle | 80.5mm 170 mm cranks | 80mm -0.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 90mm 170 mm cranks | 94mm +4mm 170 mm cranks |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 40mm | 47mm +7mm |
Tire Outer Diameter | 664mm | 678mm +14mm |
Bike Length with Tires | 1666mm | 1686mm +20mm |
Crank Length | 170mm | — |
Handlebar Width | 400mm | — |
Stem Length | 80mm | — |
| 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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| Source | https://www.rosebikes.de/rose-backroad-al-grx-rx600-2696842?product_shape=fog+grey | https://www.serk.cc/a21/ |
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