K 125 Military

1988 Hercules K 125 Military Technical Analysis & Specification Breakdown

Engineered by Hercules for the motorcycle segment, the 1988 Hercules K 125 Military utilizes a 124 cc (7.6 cu in) air-cooled single cylinder, two-stroke layout. In factory specification, peak output is rated at 12.5 HP (9.1 kW) at 7,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 100.8 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 K 125 Military measures 130 kg (287 lbs) wet (curb), translating to a power-to-weight ratio of 0.1 HP/kg (10.4 kg per horsepower). The 15-liter (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 Hercules archive, this model family spans 20 indexed model years from 1971 to 1990, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.