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 Specialized Bicycles Tarmac sl8
Geometry
Stack | 510mm | 514mm +4mm |
Reach | 378mm | 375mm -3mm |
Stack to Reach Ratio | 1.35:1 | 1.37:1 |
Seat Tube Length, C-T | 450mm | — |
Seat Tube Length, Unknown | — | 445mm |
Top Tube Length, Effective/Horizontal Center | — | 509mm |
Top Tube Length, Effective/Horizontal Unknown | 515mm | — |
Top Tube Slope | 8.7deg | 9.7deg +1deg |
Head Tube Angle | 71.5deg | 71.75deg +0.25deg |
Seat Tube Angle | 75deg | 75.5deg +0.5deg |
Head Tube Length | 105mm | 109mm +4mm |
Bottom Bracket Drop | 72mm | 74mm +2mm |
Bottom Bracket Height | 267mm | 263mm -4mm |
Chainstay Length | 408mm | 410mm +2mm |
Chainstay Length Horizontal | 401.6mm | 403.3mm +1.7mm |
Front-Center | 578mm | 574mm -4mm |
Front-Center Horizontal | 573.4mm | 569.7mm -3.7mm |
Wheelbase | 975mm | 973mm -2mm |
Fork Offset/Rake | 46mm | 47.2mm +1.2mm |
Fork Length (Axle-To-Crown) | 370mm | — |
Fork Length, Unknown | — | 370mm |
Trail | 64.9mm mid/neutral | 61.5mm -3.4mm mid/neutral |
Mechanical Trail | 61.6mm | 58.4mm -3.2mm |
Wheel Flop | 19.5mm | 18.3mm -1.2mm |
Standover Height | — | 735mm |
Tire to Pedal Spindle | 69mm 170 mm cranks | 67mm -2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 97mm 170 mm cranks | 93mm -4mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 26mm -2mm |
Tire Outer Diameter | 678mm | 674mm -4mm |
Bike Length with Tires | 1653mm | 1647mm -6mm |
Handlebar Width | — | 380mm |
Stem Length | — | 75mm |
| 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://www.specialized.com/us/en/tarmac-sl8-pro-ultegra-di2/p/4274935?color=5430657-4274935 |
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