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Sportbikes

2023Kawasaki Ninja ZX-4R

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20 fields on record

Capacity
399.0 ccm
Engine
Not on record
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Gearbox
6-speed
Wet weight
188.0 kg
Seat height
800 mm
Power
76.0 HP

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 48Agility 75Comfort 25Off-road 5Touring 15Road manners 48
Off-road & trail5%
Cornering80%
City riding25%
Daily riding20%
Touring10%
Two-up25%
Track75%
Best for
Sport bike built for its class - everyday, practical use.
Built for
A sport bike from Kawasaki, built around a 399cc engine - a real production model, but this profile is formula-generated from its class and spec sheet rather than individually reviewed.
Not ideal for
Not for serious performance or off-road use.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 800mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2023 Kawasaki Ninja ZX-4R, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

Find bikes that fit your height →

Full specifications

Engine
Capacity
399.0 ccm
Power
76.0 HP
Torque
39.0 Nm (4.0 kgf-m)
Power/weight ratio
0.4043 HP/kg (wet)
Transmission
Gearbox
6-speed
Dimensions & weight
Wheelbase
1380 mm
Overall length
1990 mm
Overall width
765 mm
Overall height
1110 mm
Seat height
800 mm
Wet weight
188.0 kg
Fuel capacity
15.00 litres
Ground clearance
135 mm
Dry weight
Not on record - add it
Chassis & suspension
Front suspension
37 mm inverted fork, 120 mm travel
Rear suspension
mono-shock, adjustable preload, 112 mm travel
Brakes & wheels
Front brakes
290 mm semi-floating discs, monobloc 4-piston radial calipers
Rear brakes
220 mm disc, 1-piston caliper
Front tyre
120/70-17
Rear tyre
160/60-17

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

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Common questions

What is the engine size of the Kawasaki Ninja ZX-4R?

The 2023 Kawasaki Ninja ZX-4R has a Capacity of 399.0 ccm (24.35 cubic inches).

What engine power does the Kawasaki Ninja ZX-4R have?

The 2023 Kawasaki Ninja ZX-4R has a Power of 76.0 HP.

How many gears does the Kawasaki Ninja ZX-4R have?

The 2023 Kawasaki Ninja ZX-4R has a Gearbox of 6-speed.

What is the torque of the Kawasaki Ninja ZX-4R?

The 2023 Kawasaki Ninja ZX-4R has a Torque of 39.0 Nm (4.0 kgf-m or 28.8 ft.lbs).

How much does the Kawasaki Ninja ZX-4R weigh?

The 2023 Kawasaki Ninja ZX-4R has a Wet weight of 188.0 kg (414.5 pounds).

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