
NINJA 400
Be the Leader of the Pack
Colours

Class-leading Power
The four-stroke, 399 cc Parallel -Twin is the largest displacement engine in its class and delivers smooth easy-to-use power for maximum rider confidence while also offering outstanding fuel efficiency.

Assist & Slipper Technology
The assist function provides an exceptionally light clutch pull and produces a wide clutch engagement range for comfort and confidence. The slipper function reduces the effect of back-torque for smooth and seamless downshifts.

Confident Acceleration
Best-in-class roll-on acceleration to confidently accelerate up to speed.

Lightweight & Agile
Similar in design to the unprecedented Ninja H2 hypersport bike, the tube-type trellis frame is light in weight for smooth control and handling.

Progressive & dependable
The class-leading semi-floating front disc brake delivers strong, progressive braking performance and is complemented by an Anti-lock Brake System (ABS) that helps reduce wheel lock-up under certain conditions.

Sporty & Comfortable
Clip-on style handlebars offer a raised position for added comfort.
The Ninja 400 offers the largest displacement in its category at 399 cc 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 for 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 engine delivers the perfect balance of high-performance thrills and easy-to-use power.
Class-leading Power
The four-stroke, 399 cc Parallel -Twin is the largest displacement engine in its class and delivers smooth easy-to-use power for maximum rider confidence while also offering outstanding fuel efficiency.
Assist & Slipper Technology
The assist function provides an exceptionally light clutch pull and produces a wide clutch engagement range for comfort and confidence. The slipper function reduces the effect of back-torque for smooth and seamless downshifts.
Confident Acceleration
Best-in-class roll-on acceleration to confidently accelerate up to speed.
Nimble & Agile
The Ninja 400’s chassis dimensions were designed to deliver confident handling with a modern sporty feel at all speeds.
Lightweight & Agile
Similar in design to the unprecedented Ninja H2 hypersport bike, the tube-type trellis frame is light in weight for smooth control and handling.
Progressive & dependable
The class-leading semi-floating front disc brake delivers strong, progressive braking performance and is complemented by an Anti-lock Brake System (ABS) that helps reduce wheel lock-up under certain conditions.
Designed for Comfort
A sporty yet relaxed riding position accommodates a wide variety of riders and riding situations.
Sporty & Comfortable
Clip-on style handlebars offer a raised position for added comfort.
Easy & Accessible
A narrow seat design and low 785 mm seat height allows the rider to confidently reach the ground and creates a lower center of gravity for confident handling.
Added Comfort
Forward-oriented footpeg position contributes to comfortable ergonomics and a confident reach to the ground at stops.
Sharp & Modern
Aggressive Ninja styling boasts high-class modern design with superb fit and finish inspired by the larger displacement Ninja supersport bikes.
High-tech
The high-grade cockpit of the Ninja 400 features multi-function instrumentation that includes a gear position indicator.
Excellent Visibility
Twin LED headlights produce strong white lighting and include low and high beams as well as position lamps.
POWER
| Maximum Power | 35.0 kW {48 PS} / 10,000 rpm |
|---|---|
| Maximum Torque | 37.0 Nm {3.8 kgfm} / 8,000 rpm |
| Engine | 4-stroke Parallel Twin |
| Displacement | 399 cc |
| 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 | 2.929 (41/14) |
| Gear Ratio: 2nd | 2.056 (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 spring preload |
| Front Wheel Travel | 120 mm |
| Rear Wheel Travel | 130 mm |
| Rake | 24.7? |
| Trail | 92 mm |
| Steering Angle (L/R) | 35? / 35? |
| Front Tyre | 110/70R17M/C 54H |
| Rear Tyre | 150/60R17M/C 66H |
| Front Brake/s | Single semi-floating o310 mm petal disc |
| Front Caliper/s | Balanced actuation dual-piston |
| Rear Brake | o220 mm petal disc |
| Rear Caliper | Dual-piston |
| Dimensions (Lx Wx H) | 1,990 × 710 × 1,120 mm |
| Wheelbase | 1,370 mm |
| Road Clearance | 140 mm |
| Seat Height | 785 mm |
| Curb Mass | 168 kg |
| Fuel Capacity | 14 litres |
| Model Code | EX400LPFAN |
