Bella R150

1953 Zündapp Bella R150 Technical Analysis & Specification Breakdown

Engineered by Zündapp for the scooter motorcycle segment, the 1953 Zündapp Bella R150 relies on a 147 cc (9 cu in) air-cooled single cylinder, two-stroke powerplant. In factory specification, peak output is rated at 7.3 HP (5.3 kW) at 4,700 rpm, transferring power to the rear wheel through a 4-speed gearbox. With a specific output of 49.7 HP per liter, the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.

On the scales, the Bella R150 measures 130 kg (287 lbs) dry, translating to a power-to-weight ratio of 0.06 HP/kg (17.81 kg per horsepower). The 8.5-liter (2.2 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 80 km/h (50 mph).

Within MotoLibrary's Zündapp archive, this model family spans 3 indexed model years from 1953 to 1955, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.