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← Kawasaki
Naked bike · 1982

Z 1100 GP

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MotoLibrary Score
56 /100 Balanced
Power/Weight
0.46 hp/kg
Torque
95 Nm
Engine
1189 ccm

1982 Kawasaki Z 1100 GP Technical Analysis & Specification Breakdown

Engineered by Kawasaki for the naked motorcycle segment, the 1982 Kawasaki Z 1100 GP utilizes a 1189 cc (72.6 cu in) oil & air-cooled in-line four, four-stroke layout. In factory specification, peak output is rated at 109 HP (79.6 kW) at 8,500 rpm while maximum torque reaches 95.2 Nm (70.2 lb-ft) at 7,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 91.7 HP per liter and a 1,500 rpm working window between peak torque (7,000 rpm) and peak power (8,500 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the Z 1100 GP measures 236 kg (520 lbs) dry, translating to a power-to-weight ratio of 0.46 HP/kg (2.17 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,540 mm (60.6 in) wheelbase engineered for planted straight-line stability. The 21.57-liter (5.7 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Specific Output
91.7 HP/L
Power-to-Weight
0.46 HP/kg (2.17 kg/HP)
Power Band Window
7,000–8,500 rpm
Engine
Displacement 1189.0 ccm (72.55 cubic inches)
Engine Type In-line four, four-stroke
Engine Details In-line four, four-stroke
Power 109.0 HP (79.6 kW)) @ 8500 RPM
Torque 95.2 Nm (9.7 kgf-m or 70.2 ft.lbs) @ 7000 RPM
Compression 8.9:1
Bore x Stroke 72.5 x 66.0 mm (2.9 x 2.6 inches)
Cooling Oil & air
Transmission
Gearbox 5-speed
Final Drive Chain (final drive)
Chassis
Wheelbase 1540 mm (60.6 inches)
Ground Clearance 145 mm (5.7 inches)
Wheels & Brakes
Front Brakes Double disc
Rear Brakes Single disc
Dimensions & Weight
Dry Weight 236.0 kg (520.3 pounds)
Power/Weight 0.4619 HP/kg
Overall Height 1265 mm (49.8 inches)
Overall Length 2265 mm (89.2 inches)
Overall Width 785 mm (30.9 inches)
Fuel Capacity 21.57 litres (5.70 US gallons)
Other
Color Options Red only (silver and blue stripes)
More from Kawasaki
Buying Checklist

Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

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Advanced
High performance — experienced riders only.
🏍️
Best For
City & Weekend Rides
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Handling
Heavy bike — requires confident handling
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