KMX 125

1988 Kawasaki KMX 125 Technical Analysis & Specification Breakdown

Built around Kawasaki's enduro - offroad motorcycle platform, the 1988 Kawasaki KMX 125 features a 125 cc (7.6 cu in) liquid-cooled single cylinder, two-stroke configuration. In factory specification, peak output is rated at 24 HP (17.5 kW) at 9,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 192 HP per liter, the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.

On the scales, the KMX 125 measures 118 kg (260 lbs) wet (curb), translating to a power-to-weight ratio of 0.2 HP/kg (4.92 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 123 km/h (76 mph).

Within MotoLibrary's Kawasaki archive, this model family spans 7 indexed model years from 1986 to 2001, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.