| MODEL | ZUNDAPP Z 249 1923 |
| Year | 1923 |
| Engine Type | Single cylinder, two-stroke |
| Displacement / Capacity | 249 cc / 15.19 cu in |
| Bore X Stroke | 68 x 82.5 mm / 2.7 x 3.2 in |
| Compression Ratio | — |
| Cooling System | Air |
| Max Power | 2.0 kW / 2.8 hp @ 2600 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | Carburettor |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 3-speed |
| Clutch | — |
| Final Drive | Belt |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Druid fork |
| Rear Suspension | Rigid |
| Front Brakes | Expanding drum |
| Rear Brakes | Expanding drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 76 kg / 167.6 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 2.25-24 |
| Rear Tyre | 2.25-24 |
| FUEL SYSTEM | |
| Fuel Capacity | 6.1 Litres / 1.61 US gal |
| Fuel Consumption | — |
| Top Speed | 70 km/h / 43.5 mph |
A step up from the Z 22, this early Zundapp two-stroke single has a bigger 249 cc engine and a three-speed gearbox. Still belt driven with a rigid rear and druid front fork, it was a modest sport-styled roadster of the early 1920s.
