2023 Principia Road Carbon Base 54CM
Build
700C/29 in × 28 mm
Insights
Somewhat aggressive stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 557.2mm |
| Reach | 384.9mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, Unknown | 540mm |
| Top Tube Length, Actual C-C | 550mm |
| Top Tube Slope | 4.2deg |
| Head Tube Angle | 73deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 155mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 402mm |
| Front-Center | 585.2mm |
| Front-Center Horizontal | 581mm |
| Wheelbase | 982.9mm |
| Fork Offset/Rake | 45mm |
| Trail | 56.5mm mid/neutral |
| Mechanical Trail | 54.1mm |
| Wheel Flop | 15.8mm |
| Standover Height | 774.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 76.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1660.9mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://principia.dk/road/road-carbon/road-carbon-rd1---sort-pg-1534