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Sport · 1927

EM 250

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MotoLibrary Score
34 /100 Commuter
Power
5 HP
Top Speed
80 km/h
Engine
249 ccm

1927 Zündapp EM 250 Technical Analysis & Specification Breakdown

Positioned in Zündapp's sport motorcycle lineup, the 1927 Zündapp EM 250 pairs a 249 cc (15.2 cu in) air-cooled single cylinder, two-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 4.5 HP (3.3 kW) at 3,100 rpm, transferring power to the rear wheel through a 3-speed gearbox and chain final drive. With a specific output of 18.1 HP per liter, the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.

Within MotoLibrary's Zündapp archive, this model family spans 3 indexed model years from 1925 to 1927, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Specific Output
18.1 HP/L
Engine
Displacement 249.0 ccm (15.19 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Power 4.5 HP (3.3 kW)) @ 3100 RPM
Bore x Stroke 62.0 x 82.5 mm (2.4 x 3.2 inches)
Fuel System Carburettor
Cooling Air
Transmission
Gearbox 3-speed
Final Drive Chain (final drive)
Performance
Top Speed 80.0 km/h (49.7 mph)
Chassis
Front Suspension Webb fork
Rear Suspension Rigid
Wheels & Brakes
Front Tyre 2.85-26
Rear Tyre 2.85-26
Front Brakes Expanding brake (drum brake)
Rear Brakes Expanding brake (drum brake)
Wheels Spoked
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Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

🟢
Beginner
A2 license compatible, manageable power.
🏁
Best For
Sport & Track
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