1964 No. 71 René Herse 700C Randonneuse Base 62cm
Build
700C/29 in × 26 mm
Insights
Average stack and reach vs trend of sport touring bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 607mm |
| Reach | 399mm |
| Stack to Reach Ratio | 1.52:1 |
| Seat Tube Length, C-T | 620mm |
| Top Tube Length, Effective/Horizontal Center | 585mm |
| Top Tube Length, Actual C-C | 585mm |
| Top Tube Slope | 0deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 185mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 267mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 439.5mm |
| Front-Center | 620mm |
| Front-Center Horizontal | 615.5mm |
| Wheelbase | 1055mm |
| Fork Offset/Rake | 45mm |
| Fork Length, Unknown | 375mm |
| Trail | 59.1mm mid/neutral |
| Mechanical Trail | 56.3mm |
| Wheel Flop | 16.9mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 110.5mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 94.5mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 26mm |
| Tire Outer Diameter | 674mm |
| Bike Length with Tires | 1729mm |
| Crank Length | 172.5mm |
| Stem Length | 105mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:Bicycle Quarterly No. 86 and bikegeocalc.com