| MODEL | NSU 1.75 HP 1902 |
| Year | 1902 |
| Engine Type | Single cylinder, 4-stroke |
| Displacement / Capacity | 240 cc / 14.6 cu in |
| Bore X Stroke | — |
| Compression Ratio | — |
| Cooling System | Air cooled |
| Max Power | 1.29 kW / 1.75 hp @ 1500 rpm (up to 2.4 kW / 3.25 hp with optional engines) |
| Max Torque | — |
| Ignition | Magneto |
| Induction | — |
| Start System | Bicycle-type pedal |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | — |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Steel |
| Front Suspension | — |
| Rear Suspension | — |
| Front Brakes | — |
| Rear Brakes | — |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | — |
| Rear Tyre | — |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | 45 km/h / 28 mph |
NSU's early machine with a bought-in Swiss Zedel engine, bolted into a strengthened bicycle-style frame. A later version added NSU's own carburettor and magneto ignition, and stronger engines were offered as options.
