Naked Motorcycles
1989Kawasaki FX 400 R
19 fields on record
The 1989 Kawasaki FX 400 R is a lightweight naked bike designed for novice and intermediate riders seeking accessible performance. Its 400cc inline-four engine delivers smooth power with excellent fuel efficiency, while the nimble handling and manageable weight make it ideal for urban commuting and learning proper riding techniques.
- Capacity
- 400.0 ccm
- Engine
- In-line four
- Gearbox
- 5-speed
- Dry weight
- 170.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 59.0 HP (43.4 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- A sporty naked bike built for spirited backroad riding and quick, nimble city sprints rather than long-distance cruising.
- Built for
- An eager, revvy small-capacity four-cylinder with a playful, sporty character typical of late-80s Japanese naked bikes.
- Not ideal for
- Not a good fit for riders seeking long-haul touring comfort, heavy luggage capacity, or off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 400.0 ccm
- Power
- 59.0 HP (43.4 kW)
- Torque
- 35.3 Nm (3.6 kgf-m)
- Engine type
- In-line four
- Power/weight ratio
- 0.3471 HP/kg (dry)
- Bore x stroke
- 56.0 x 40.4 mm
- Compression
- 11.0:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Valves per cylinder
- 4
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Dry weight
- 170.0 kg
- Seat height
- Not on record - add it
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Single disc
- Front tyre
- 100/90-16
- Rear tyre
- 120/90-16
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Kawasaki FX 400 R?
The 1989 Kawasaki FX 400 R has a Capacity of 400.0 ccm (24.41 cubic inches).
What engine power does the Kawasaki FX 400 R have?
The 1989 Kawasaki FX 400 R has a Power of 59.0 HP (43.4 kW).
How many gears does the Kawasaki FX 400 R have?
The 1989 Kawasaki FX 400 R has a Gearbox of 5-speed.
What is the torque of the Kawasaki FX 400 R?
The 1989 Kawasaki FX 400 R has a Torque of 35.3 Nm (3.6 kgf-m or 26.0 ft.lbs).
How much does the Kawasaki FX 400 R weigh?
The 1989 Kawasaki FX 400 R has a Dry weight of 170.0 kg (374.8 pounds).
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