GPZ 600 R

1989 Kawasaki GPZ 600 R Technical Analysis & Specification Breakdown

Built around Kawasaki's sport touring motorcycle platform, the 1989 Kawasaki GPZ 600 R pairs a 592 cc (36.1 cu in) liquid-cooled in-line four, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 82 HP (59.9 kW) at 10,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 138.5 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 GPZ 600 R measures 214 kg (472 lbs) wet (curb), translating to a power-to-weight ratio of 0.38 HP/kg (2.61 kg per horsepower). The 18-liter (4.8 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 214 km/h (133 mph).

Within MotoLibrary's Kawasaki archive, this model family spans 7 indexed model years from 1984 to 1990, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.