Bike-on-Bike
XL
No Diagram
Default Config
Default Config
Insights
Average stack and reach vs trend of endurance road bikes
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of LightCarbon Gravel
Geometry
Stack | 599mm | 594.9mm -4.1mm |
Reach | 394mm | 387.9mm -6.1mm |
Stack to Reach Ratio | 1.52:1 | 1.53:1 |
Seat Tube Length, C-T | — | 530mm |
Seat Tube Length, C-TTT | — | 530mm |
Seat Tube Length, Unknown | 550mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 570mm |
Top Tube Length, Effective/Horizontal Unknown | 577mm | — |
Top Tube Slope | 7.5deg | 9.2deg +1.7deg |
Head Tube Angle | 72deg | 72deg +0deg |
Seat Tube Angle | 73deg | 73deg +0deg |
Head Tube Length | 195mm | 180mm -15mm |
Bottom Bracket Drop | — | 73mm |
Bottom Bracket Height | — | 279mm |
Chainstay Length | — | 420mm |
Chainstay Length Horizontal | — | 413.6mm |
Front-Center | — | 615.5mm |
Front-Center Horizontal | — | 611.1mm |
Wheelbase | 1028mm | 1024.7mm -3.3mm |
Fork Offset/Rake | 50mm | 51mm +1mm |
Fork Length (On-Axis) | — | 385mm |
Fork Length, Unknown | 378mm | — |
Trail | 58.9mm mid/neutral | 60.8mm +1.9mm mid/neutral |
Mechanical Trail | 56mm | 57.8mm +1.8mm |
Wheel Flop | 17.3mm | 17.9mm +0.6mm |
Tire to Pedal Spindle | — 170 mm cranks | 93.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | — 170 mm cranks | 109mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 32mm | 41mm +9mm |
Tire Outer Diameter | 686mm | 704mm +18mm |
Bike Length with Tires | 1714mm | 1728.7mm +14.7mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Unknown |
| Fork Material | Carbon/Composite | Unknown |
| Brake Type | Disc | Unknown |
Meta
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| Source | https://www.lapierrebikes.com/fr-fr/o/pulsium-50-2025/ | http://jmcarbonframe.nl/?portfolio=3202 |
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