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