Kawasaki Gpz 400 - 1989 Specifications and Reviews

The 1989 Kawasaki GPz 400 is an accessible naked bike that suits beginner and intermediate riders seeking an affordable, reliable machine. Powered by a spirited 399cc four-cylinder engine producing 51 horsepower, it delivers engaging performance and excellent fuel efficiency. Known for its lightweight handling and practical six-speed transmission, the GPz 400 remains a popular choice for urban commuting and weekend riding.

4 stars Average rating: 4 from 1 votes
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General information

CategoryNaked bike
Year1989
ModelKawasaki GPz 400

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Valves per cylinder4
Fuel systemCarburettor
Power50.95
Stroke4
Engine typeIn-line four
Capacity:399.00 ccm (24.35 cubic inches)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

51 hp
Peak Power (est.)
6.5s
0-60 mph (est.)

Best For

Track45%
City70%
Cornering65%
Daily Riding60%
Touring35%
Passenger30%

Rider Profile

Best ForBest suited to newer or intermediate riders who want a lively but manageable four-cylinder learning platform.
PurposeDesigned primarily as an accessible, revvy naked bike for spirited street riding rather than outright speed or long-distance comfort.
Rider FitIts light, compact 400cc chassis makes it easy to manage for smaller or less physically strong riders.
CharacterA high-revving in-line four with a smooth carbureted delivery that rewards keeping the engine spinning for its performance.
Not Ideal ForNot a good match for riders seeking long-distance touring comfort, passenger practicality, or off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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