Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Speeder Cycling SC-R55D
Somewhat aggressive stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Lapierre Pulsium
Geometry
Stack | 526mm | 541mm +15mm |
Reach | 382mm | 379mm -3mm |
Stack to Reach Ratio | 1.38:1 | 1.43:1 |
Seat Tube Length, C-T | 480mm | — |
Seat Tube Length, Unknown | — | 460mm |
Top Tube Length, Effective/Horizontal Unknown | 528mm | 529mm +1mm |
Top Tube Slope | 7.1deg | 11deg +3.9deg |
Head Tube Angle | 72deg | 71deg -1deg |
Seat Tube Angle | 74.5deg | 74.5deg +0deg |
Head Tube Length | 120mm | 135mm +15mm |
Bottom Bracket Drop | 72mm | 72mm +0mm |
Bottom Bracket Height | 267mm | 271mm +4mm |
Chainstay Length | 408mm | 415mm +7mm |
Chainstay Length Horizontal | 401.6mm | 408.7mm +7.1mm |
Front-Center | 582mm | 597.7mm +15.7mm |
Front-Center Horizontal | 578.4mm | 593.3mm +14.9mm |
Wheelbase | 980mm | 1002mm +22mm |
Fork Offset/Rake | 46mm | 50mm +4mm |
Fork Length (Axle-To-Crown) | 370mm | — |
Trail | 61.8mm mid/neutral | 65.2mm +3.4mm high |
Mechanical Trail | 58.8mm | 61.7mm +2.9mm |
Wheel Flop | 18.2mm | 20.1mm +1.9mm |
Tire to Pedal Spindle | 73mm 170 mm cranks | 84.7mm +11.7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 97mm 170 mm cranks | 101mm +4mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 32mm +4mm |
Tire Outer Diameter | 678mm | 686mm +8mm |
Bike Length with Tires | 1658mm | 1688mm +30mm |
Crank Length | — | 170mm |
Handlebar Width | — | 400mm |
Stem Length | — | 80mm |
Stem Angle | — | -10deg |
| 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.lapierrebikes.com/be-fr/o/pulsium-60-axs-2025/?attrSize=M, https://www.lapierrebikes.com/be-fr/o/pulsium-60-axs-2025/?attrSize=L |
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