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Sportbikes

2017Kawasaki Ninja 400

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The 2017 Kawasaki Ninja 400 is Kawasaki's light, modern A2 sports twin, sold here in Asian-market form. Its liquid-cooled 399cc parallel twin makes 37 Nm through a six-speed gearbox and chain. A 785 mm seat, 166 kg wet weight and 14-litre tank make it light and fun.

Capacity
399.0 ccm
Engine
Parallel Twin, four-stroke
Gearbox
6-speed
Wet weight
166.0 kg
Seat height
785 mm
Power
49.0 HP (36.5 kW) @ 9500 RPM
⇄ Compare with another bike + Add to garage All model years

What’s new for the 2017 Kawasaki Ninja 400

vs the 2016
Spec20162017
Power 44.0 HP (32.1 kW) @ 9500 RPM 49.0 HP (36.5 kW) @ 9500 RPM
Dry weight 167.0 kg (368.2 pounds) not listed
Wet weight 209.0 kg (460.8 pounds) 166.0 kg (366.0 pounds)
Seat height 805 mm (31.7 inches) 785 mm (30.9 inches)
Fuel capacity 15.00 litres (3.96 US gallons) 14.00 litres (3.70 US gallons)
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 50Agility 89Comfort 55Off-road 3Touring 40Road manners 88
Off-road & trail3%
Cornering85%
City riding80%
Daily riding78%
Touring40%
Two-up50%
Track70%
Best for
A lightweight sport bike for spirited canyon rides, commuting, and entry-level track days rather than long-distance touring.
Built for
Nimble, approachable, and revvy parallel-twin sportbike that punches above its 399cc for grins without intimidating newer riders.
Not ideal for
Not for riders wanting big-bore highway punch, two-up touring range (tiny 3.7L tank), or any 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 2017 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 →

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Range and running costs

Worked out in your browser - nothing is sent to us

Based on the maker's published fuel consumption and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.

Full specifications

Engine
Capacity
399.0 ccm
Power
49.0 HP (36.5 kW) @ 9500 RPM
CO2 Emissions
97 CO2 g/km
Torque
37.0 Nm (3.8 kgf-m) @ 7500 RPM
Engine type
Parallel Twin, four-stroke
Fuel consumption
4.20 litres/100 km (23.8 km/l)
Power/weight ratio
0.2952 HP/kg (wet)
Bore x stroke
68.4 x 54.3 mm
Compression
11.0:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
TCBI with digital advance
Valves per cylinder
2
Lubrication system
Semi-dry sump
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Assist and Slipper Clutch
Dimensions & weight
Wheelbase
1405 mm
Overall length
2110 mm
Overall width
770 mm
Overall height
1180 mm
Seat height
785 mm
Wet weight
166.0 kg
Fuel capacity
14.00 litres
Ground clearance
130 mm
Oil capacity
2.30 litres
Dry weight
Not on record - add it
Chassis & suspension
Frame
Diamond
Front suspension
Telescopic fork
Rear suspension
Swing-arm
Front wheel travel
125 mm
Rear wheel travel
130 mm
Rake (fork angle)
25.0°
Trail
110 mm
Brakes & wheels
Front brakes
Single disc. Hydraulic. Two-piston calipers.
Front brakes diameter
300 mm
Rear brakes
Single disc. Hydraulic. Two-piston calipers.
Rear brakes diameter
220 mm
Front tyre
120/70-ZR17
Rear tyre
160/60-ZR17
Other
Color options
Metallic Carbon Gray
Comments
Sold in Asia.

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 14 L 14 L 14 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 2017 Kawasaki Ninja 400 has a Capacity of 399.0 ccm (24.35 cubic inches).

What engine power does the Kawasaki Ninja 400 have?

The 2017 Kawasaki Ninja 400 has a Power of 49.0 HP (36.5 kW) @ 9500 RPM.

How many gears does the Kawasaki Ninja 400 have?

The 2017 Kawasaki Ninja 400 has a Gearbox of 6-speed.

What is the torque of the Kawasaki Ninja 400?

The 2017 Kawasaki Ninja 400 has a Torque of 37.0 Nm (3.8 kgf-m or 27.3 ft.lbs) @ 7500 RPM.

How much does the Kawasaki Ninja 400 weigh?

The 2017 Kawasaki Ninja 400 has a Wet weight of 166.0 kg (366.0 pounds).

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