1961 NSU NSU 1961 Base 56
Build
700C/29 in × 1.9 in
Insights
Very aggressive stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 540mm |
| Reach | 390mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, Unknown | 560mm |
| Top Tube Length, Effective/Horizontal Unknown | 620mm |
| Top Tube Slope | 0deg |
| Head Tube Angle | 75deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 299.3mm |
| Chainstay Length | 500mm |
| Chainstay Length Horizontal | 496.4mm |
| Front-Center | 685mm |
| Front-Center Horizontal | 683.6mm |
| Wheelbase | 1180mm |
| Fork Offset/Rake | 290mm |
| Fork Length, Unknown | 420mm |
| Trail | -204mm |
| Mechanical Trail | -197mm |
| Wheel Flop | -51mm |
| Standover Height | 820mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 155.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 129.3mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 1.9in |
| Tire Outer Diameter | 718.5mm |
| Bike Length with Tires | 1898.5mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:Myownmeasures.com