GPZ 1100 (reduced effect)

1982 Kawasaki GPZ 1100 (reduced effect) Technical Analysis & Specification Breakdown

Positioned in Kawasaki's sport touring motorcycle lineup, the 1982 Kawasaki GPZ 1100 (reduced effect) pairs a 1089 cc (66.5 cu in) air-cooled in-line four, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 100 HP (73 kW) at 8,750 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 91.8 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the GPZ 1100 (reduced effect) measures 266 kg (586 lbs) wet (curb), translating to a power-to-weight ratio of 0.38 HP/kg (2.66 kg per horsepower). The 20-liter (5.3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 240 km/h (149 mph).

Within MotoLibrary's Kawasaki archive, this model family spans 7 indexed model years from 1982 to 1988, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.