Vehicle Profile

The 2020 Kawasaki Ninja® 400 motorcycle offers the largest displacement in its category at 399cc with the sophistication of twin-cylinder power. Sporty performance, superb ergonomics and lightweight handling offer a smooth, manageable ride that appeals to a range of riders by offering high-revving sport performance. A low seat height, aggressive modern body styling and LED headlights make the Ninja 400 the ideal choice for riders looking to enter the sport-riding scene.

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Kawasaki Technology

  • tech-LT-BG/ABS Created with Sketch.
  • tech-LT-BG/AssistSlipperClutch Created with Sketch.
  • tech-LT-BG/EcoRidingIndicator Created with Sketch.
  • tech-LT-BG/ErgoFit Created with Sketch.
  • Discover Kawasaki's Technology

ABS (Anti-lock Brake System)

Sudden over-application of the brakes, or braking on low-grip surfaces (surfaces with a low coefficient of friction) such as wet asphalt or manhole covers, may cause a motorcycle's wheel(s) to lock up and slip.

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Assist & Slipper Clutch

Developed and tested through Kawasaki Factory racing, the Assist & Slipper Clutch utilizes two types of cams. An assist cam and a slipper cam enable the Assist & Slipper Clutch to function in two different ways, with the clutch hub working together or apart from the operating plate. Under normal operat

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Economical Riding Indicator

Using high-precision electronics for engine management, Kawasaki models can achieve a high level of fuel efficiency. However, fuel consumption is greatly affected by throttle use, gear selection, and other elemen

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ERGO-FIT

ERGO-FIT is an interface system that allows a wide range of riders to feel at one with their machine.

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Top Features

Specifications

  • Engine

    Engine

    4-stroke, 2-cylinder, DOHC, water-cooled

    Displacement

    399cc

    Bore x Stroke

    70.0 x 51.8mm

    Compression ratio

    11.5:1

    Fuel system

    DFI® with dual 32mm throttle bodies

    Ignition

    TCBI w/digital advance

    Transmission

    6-speed

  • Suspension

    Front suspension / wheel travel

    41mm hydraulic telescopic fork/4.7 in

    Rear suspension / wheel travel

    Horizontal back-link with adjustable spring preload/5.1 in

    Front tire

    110/70-17

    Rear tire

    150/70-17

    Rake/Trail

    24.7°/3.6 in.

    Ground clearance

    5.5

    Wheelbase

    53.9

  • Totals

    Overall length

    78.3

    Overall width

    28

    Overall height

    44.1

    Seat height

    30.9

    Curb weight

    366**

    Fuel capacity

    3.7

  • General

    Final drive

    Sealed chain

    Electronic Rider Aids

    ABS

    Frame Type

    Trellis, high-tensile steel

    Color Choices

    Pearl Blizzard White, Metallic Spark Black/ Metallic Magnetic Dark Gray/ Phantom Blue

    Kawasaki Protection Plus (optional)

    12, 24, 36 or 48 months

  • Brakes

    Front brakes

    Single 310mm petal-type disc with 2-piston caliper

    Rear brakes

    Single 220mm petal-type disc with single-piston caliper

  • Guarantee

    Warranty

    12 Month Limited Warranty

**Curb weight includes all necessary materials and fluids to operate correctly, full tank of fuel (more than 90 percent capacity) and tool kit (if supplied).

Specifications subject to change

KAWASAKI CARES: Always wear a helmet, eye protection, and proper apparel. Never ride under the influence of drugs or alcohol. Read Owner’s Manual and all on-product warnings. Professional rider shown on a closed course. ©2019 Kawasaki Motors Corp., U.S.A.

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