NX 250

1989 Honda NX 250 Technical Analysis & Specification Breakdown

At the heart of the 1989 Honda NX 250 trial motorcycle, Honda relies on a 249 cc (15.2 cu in) liquid-cooled single cylinder, four-stroke powerplant. In factory specification, peak output is rated at 26 HP (19 kW) at 8,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 104.4 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 NX 250 measures 133 kg (293 lbs) wet (curb), translating to a power-to-weight ratio of 0.2 HP/kg (5.12 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 128 km/h (80 mph).

Within MotoLibrary's Honda archive, this model family spans 7 indexed model years from 1988 to 1994, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.