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 endurance road bikes
Design deviates from other sizes of Lapierre Pulsium
Geometry
Stack | 559mm | 562mm +3mm |
Reach | 399mm | 384mm -15mm |
Stack to Reach Ratio | 1.4:1 | 1.46:1 |
Seat Tube Length, C-T | 535mm | — |
Seat Tube Length, Unknown | — | 490mm |
Top Tube Length, Effective/Horizontal Unknown | 565mm | 545mm -20mm |
Top Tube Slope | 4.8deg | 9.9deg +5.1deg |
Head Tube Angle | 72.5deg | 71.5deg -1deg |
Seat Tube Angle | 73.5deg | 74deg +0.5deg |
Head Tube Length | 155mm | 155mm +0mm |
Bottom Bracket Drop | 70mm | 72mm +2mm |
Bottom Bracket Height | 269mm | 271mm +2mm |
Chainstay Length | 410mm | 415mm +5mm |
Chainstay Length Horizontal | 404mm | 408.7mm +4.7mm |
Front-Center | 606mm | 604.6mm -1.4mm |
Front-Center Horizontal | 601mm | 600.3mm -0.7mm |
Wheelbase | 1005mm | 1009mm +4mm |
Fork Offset/Rake | 46mm | 50mm +4mm |
Fork Length (Axle-To-Crown) | 370mm | — |
Trail | 58.7mm mid/neutral | 62mm +3.3mm mid/neutral |
Mechanical Trail | 55.9mm | 58.8mm +2.9mm |
Wheel Flop | 16.8mm | 18.7mm +1.9mm |
Tire to Pedal Spindle | 97mm 170 mm cranks | 89.1mm -7.9mm 172.5 mm cranks |
Pedal Spindle to Ground Clearance | 99mm 170 mm cranks | 98.5mm -0.5mm 172.5 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 | 1683mm | 1695mm +12mm |
Crank Length | — | 172.5mm |
Handlebar Width | — | 400mm |
Stem Length | — | 90mm |
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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