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Sportbikes

2027Kawasaki Ninja 400

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The 2027 Kawasaki Ninja 400 is a lightweight sportbike for newer riders and anyone wanting an easy, nimble road bike with full-fairing style. Its 398cc liquid-cooled parallel twin makes 46.9 hp and 37 Nm through a 6-speed gearbox, with a 785mm seat and a 14-litre tank.

Capacity
398.0 ccm
Engine
Parallel Twin
Gearbox
6-speed
Wet weight
167.0 kg
Seat height
785 mm
Power
46.9 HP (35.0 kW) @ 10000 RPM

What’s new for the 2027 Kawasaki Ninja 400

vs the 2024
Spec20242027
Power 44.8 HP (33.0 kW) 46.9 HP (35.0 kW) @ 10000 RPM
Torque — 37.0 Nm (3.8 kgf-m or 27.3 ft.lbs) @ 8000 RPM
Dry weight 164.0 kg (361.6 pounds) not listed
Fuel capacity 3.70 litres (0.98 US gallons) 14.00 litres (3.70 US gallons)
Front suspension 41mm hydraulic telescopic fork 41mm telescopic fork
Rear suspension Horizontal back-link with adjustable spring preload Bottom-link Uni-Trak, preload adjustable
Front brakes Single disc. Single petal-type disc with 2-piston calipers. Optional ABS. Single semi-floating petal disc
Rear brakes Single disc. Single petal-type disc with single-piston caliper. Optional ABS. Petal disc
Other years 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2027

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 43Agility 75Comfort 25Off-road 5Touring 15Road manners 43
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 398cc 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 785mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2027 Kawasaki Ninja 400, 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
398.0 ccm
Power
46.9 HP (35.0 kW) @ 10000 RPM
Torque
37.0 Nm (3.8 kgf-m) @ 8000 RPM
Engine type
Parallel Twin
Power/weight ratio
0.2808 HP/kg (wet)
Bore x stroke
70.0 x 51.8 mm
Compression
11.5:1
Cooling system
Liquid
Transmission
Gearbox
6-speed
Final drive
Chain
Dimensions & weight
Wheelbase
1370 mm
Overall length
1990 mm
Overall width
710 mm
Overall height
1120 mm
Seat height
785 mm
Wet weight
167.0 kg
Fuel capacity
14.00 litres
Ground clearance
140 mm
Dry weight
Not on record - add it
Chassis & suspension
Front suspension
41mm telescopic fork
Rear suspension
Bottom-link Uni-Trak, preload adjustable
Front wheel travel
120 mm
Rear wheel travel
130 mm
Rake (fork angle)
24.7°
Trail
92 mm
Brakes & wheels
Front brakes
Single semi-floating petal disc
Front brakes diameter
310 mm
Rear brakes
Petal disc
Rear brakes diameter
220 mm
ABS
Yes
Front tyre
110/70R17
Rear tyre
150/60R17

Specs last verified against published sources: .

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

What changed, year to year

Differences highlighted
Specification 20142017202020222027
Capacity 399 cc 399 cc 399 cc 399 cc 398 cc
Dry weight 167 kg — 167 kg 167 kg —
Seat height 805 mm 785 mm 785 mm 785 mm 785 mm
Fuel capacity 15 L 15 L 14 L 3.7 L 14 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the Kawasaki Ninja 400?

The 2027 Kawasaki Ninja 400 has a Capacity of 398.0 ccm (24.29 cubic inches).

What engine power does the Kawasaki Ninja 400 have?

The 2027 Kawasaki Ninja 400 has a Power of 46.9 HP (35.0 kW) @ 10000 RPM.

How many gears does the Kawasaki Ninja 400 have?

The 2027 Kawasaki Ninja 400 has a Gearbox of 6-speed.

What is the torque of the Kawasaki Ninja 400?

The 2027 Kawasaki Ninja 400 has a Torque of 37.0 Nm (3.8 kgf-m or 27.3 ft.lbs) @ 8000 RPM.

How much does the Kawasaki Ninja 400 weigh?

The 2027 Kawasaki Ninja 400 has a Wet weight of 167.0 kg (368.2 pounds).

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