125 GS

1974 Puch 125 GS Technical Analysis & Specification Breakdown

At the heart of the 1974 Puch 125 GS motorcycle, Puch features a 123 cc (7.5 cu in) air-cooled single cylinder, two-stroke configuration. In factory specification, peak output is rated at 14 HP (10.2 kW) at 8,200 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 113.8 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

On the scales, the 125 GS measures 124 kg (273 lbs) wet (curb), translating to a power-to-weight ratio of 0.11 HP/kg (8.86 kg per horsepower). The 9-liter (2.4 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 100 km/h (62 mph).

Within MotoLibrary's Puch archive, this model family spans 2 indexed model years from 1974 to 1975, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.