Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of LightCarbon LCG074-D
Somewhat aggressive stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Lapierre Pulsium
Geometry
Stack | 542.6mm | 541mm -1.6mm |
Reach | 374.1mm | 379mm +4.9mm |
Stack to Reach Ratio | 1.45:1 | 1.43:1 |
Seat Tube Length, C-TTT | 490mm | — |
Seat Tube Length, Unknown | — | 460mm |
Top Tube Length, Effective/Horizontal Center | 535mm | — |
Top Tube Length, Effective/Horizontal Unknown | — | 529mm |
Top Tube Slope | 5.9deg | 11deg +5.1deg |
Head Tube Angle | 71deg | 71deg +0deg |
Seat Tube Angle | 73.5deg | 74.5deg +1deg |
Head Tube Length | 120mm | 135mm +15mm |
Bottom Bracket Drop | 70mm | 72mm +2mm |
Bottom Bracket Height | 291mm | 271mm -20mm |
Chainstay Length | 430mm | 415mm -15mm |
Chainstay Length Horizontal | 424.3mm | 408.7mm -15.6mm |
Front-Center | 593.8mm | 597.7mm +3.9mm |
Front-Center Horizontal | 584.6mm | 593.3mm +8.7mm |
Wheelbase | 1008.9mm | 1002mm -6.9mm |
Fork Offset/Rake | 50mm | 50mm +0mm |
Fork Length (On-Axis) | 397mm | — |
Trail | 71.4mm high | 65.2mm -6.2mm high |
Mechanical Trail | 67.5mm | 61.7mm -5.8mm |
Wheel Flop | 22mm | 20.1mm -1.9mm |
Standover Height | 776.4mm | — |
Tire to Pedal Spindle | 62.8mm 170 mm cranks | 84.7mm +21.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 121mm 170 mm cranks | 101mm -20mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 50mm | 32mm -18mm |
Tire Outer Diameter | 722mm | 686mm -36mm |
Bike Length with Tires | 1730.9mm | 1688mm -42.9mm |
Crank Length | — | 170mm |
Handlebar Width | — | 400mm |
Stem Length | — | 80mm |
Stem Angle | — | -10deg |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Aero 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.lightcarbon.com/lightcarbon-gravel-frameset-micro-suspension-pivot-design-with-integrated-handlebar_p254.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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