The Ninja 400 offers the largest displacement in its category at 399cc with the sophistication of twin-cylinder power. Approachable power, superb ergonomics and class-leading performance offer a smooth, manageable ride that’s ideal for new riders while also alluring experienced riders. A low seat height and aggressive styling with LED headlights make the Ninja 400 the ideal choice for riders looking to enter the sport-riding scene.

Next-level Power

The Ninja 400 motorcycle engine delivers the perfect balance of high-performance thrills and easy-to-use power.

Nimble & Agile

The Ninja 400 motorcycle’s chassis dimensions were designed to deliver confident handling with a modern sporty feel at all speeds.

Designed for Comfort

A sporty yet relaxed riding position accommodates a wide variety of riders and riding situations.

Sharp & Modern

Aggressive Ninja styling boasts high-class modern design with superb fit and finish inspired by the larger displacement Ninja supersport bikes.

  • Maximum Power

    33.4 kW {45 PS} / 10,000 rpm

  • Maximum Torque

    38.0 N.m {3.9 kgf.m} / 8,000 rpm

  • Engine

    4-stroke Parallel Twin

  • Displacement

    399 cm3

  • Bore x Stroke

    70.0 × 51.8 mm

  • Compression Ratio

    11.5:1

  • Valve System

    DOHC, 8 valves

  • Fuel System

    Fuel injection: o32 mm x 2

  • Ignition

    Digital

  • Starting

    Electric

  • Cooling

    Liquid-cooled

  • Lubrication

    Forced lubrication, wet sump

  • Transmission

    6-speed, return

  • Primary Reduction Ratio

    2.219 (71/32)

  • Gear Ratio: 1st

    2.928 (41/14)

  • Gear Ratio: 2nd

    2.055 (37/18)

  • Gear Ratio: 3rd

    1.619 (34/21)

  • Gear Ratio: 4th

    1.333 (32/24)

  • Gear Ratio: 5th

    1.154 (30/26)

  • Gear Ratio: 6th

    1.037 (28/27)

  • Final Reduction Ratio

    2.929 (41/14)

  • Clutch

    Wet multi-disc, manual

  • Final Drive

    Chain

  • Frame

    Trellis, high-tensile steel

  • Front Suspension

    o41 mm telescopic fork

  • Rear Suspension

    Bottom-Link Uni-Trak, gas-charged shock with adjustable preload

  • Front Wheel Travel

    120mm

  • Rear Wheel Travel

    130mm

  • Rake

    24.7?

  • Trail

    92mm

  • Steering Angle (L/R)

    35? / 35?

  • Front Tyre

    110/70R17 M/C 54H

  • Rear Tyre

    150/60R17 M/C 66H

  • Front Brake/s

    Single semi-floating o310 mm petal disc

  • Front Caliper/s

    Single balanced actuation dual-piston

  • Rear Brake

    Single o220 mm petal disc

  • Rear Caliper

    Single-piston

  • Dimensions (LxWxH)

    1990 × 710 × 1120mm

  • Overall Length

    1990mm

  • Overall Width

    710

  • Overall Height

    1120

  • Wheelbase

    1370

  • Road Clearance

    140

  • Seat Height

    785

  • Curb Mass

    168 kg

  • Fuel Capacity

    14L

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