Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of performance road bikes
Design deviates from other sizes of Speeder Cycling SC-R55D
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Merida Scultura
Geometry
Stack | 510mm | 512mm +2mm |
Reach | 378mm | 373mm -5mm |
Stack to Reach Ratio | 1.35:1 | 1.37:1 |
Seat Tube Length, C-T | 450mm | — |
Seat Tube Length, Unknown | — | 400mm |
Top Tube Length, Effective/Horizontal Unknown | 515mm | 505mm -10mm |
Top Tube Slope | 8.7deg | 14.8deg +6.1deg |
Head Tube Angle | 71.5deg | 70.5deg -1deg |
Seat Tube Angle | 75deg | 75.5deg +0.5deg |
Head Tube Length | 105mm | 100mm -5mm |
Bottom Bracket Drop | 72mm | 70mm -2mm |
Bottom Bracket Height | 267mm | 269mm +2mm |
Chainstay Length | 408mm | 408mm +0mm |
Chainstay Length Horizontal | 401.6mm | 402mm +0.4mm |
Front-Center | 578mm | 581.3mm +3.3mm |
Front-Center Horizontal | 573.4mm | 577.1mm +3.7mm |
Wheelbase | 975mm | 979mm +4mm |
Fork Offset/Rake | 46mm | 44.8mm -1.2mm |
Fork Length (Axle-To-Crown) | 370mm | — |
Fork Length, Unknown | — | 385mm |
Trail | 64.9mm mid/neutral | 72.5mm +7.6mm high |
Mechanical Trail | 61.6mm | 68.4mm +6.8mm |
Wheel Flop | 19.5mm | 22.8mm +3.3mm |
Standover Height | — | 700mm |
Tire to Pedal Spindle | 69mm 170 mm cranks | 72.3mm +3.3mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 97mm 170 mm cranks | 99mm +2mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 28mm +0mm |
Tire Outer Diameter | 678mm | 678mm +0mm |
Bike Length with Tires | 1653mm | 1657mm +4mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.speedercycling.com/Carbon-Integrated-Road-Disc-Frameset-SC-R55D-_p429.html | https://en.merida.nl/road+bike/scultura-4000-metallic-black/2026 |
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