| MODEL | KAWASAKI NINJA 400R 2010 - 2011 |
| Year | 2010 - 2011 |
| Engine Type | Four-stroke, parallel twin, DOHC, 4 valves per cylinder |
| Displacement / Capacity | 399 cc / 24.3 cu in |
| Bore X Stroke | 68.4 x 54.3 mm |
| Compression Ratio | 11.0:1 |
| Cooling System | Liquid cooled |
| Max Power | 42 hp / 32 kW @ 9500 rpm |
| Max Torque | 37 Nm / 27 lb-ft @ 7500 rpm |
| Ignition | TCBI with digital advance / electric |
| Induction | Fuel injection, 34 mm x 2 Keihin |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Wet sump |
| Gear Box | 6-speed |
| Clutch | Wet, cable-operated |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | High-tensile steel, perimeter design |
| Front Suspension | 41 mm telescopic fork, 120 mm / 4.7 in travel |
| Rear Suspension | Offset laydown single shock with adjustable preload, 125 mm / 4.9 in travel |
| Front Brakes | 2 x 300 mm discs, 2-piston calipers |
| Rear Brakes | Single 220 mm disc |
| DIMENSION SPECS | |
| Overall Length | 2101 mm / 82.7 in |
| Overall Width | 759 mm / 29.9 in |
| Overall Height | 1199 mm / 47.2 in |
| Seat Height | 790 mm / 31.1 in |
| Wheelbase | 1410 mm / 55.5 in |
| Ground Clearance | 145 mm / 5.7 in |
| Dry Weight | — |
| Wet Weight | 203 kg / 447.5 lb |
| WHEEL SPECS | |
| Front Tyre | 120/70ZR17 |
| Rear Tyre | 160/60ZR17 |
| FUEL SYSTEM | |
| Fuel Capacity | 15 litres / 3.9 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The Ninja 400R sold in 2010 and 2011 used a 399 cc parallel twin with fuel injection, housed in full-fairing Ninja bodywork. It was a light, narrow street bike with a low seat aimed at newer riders, with a claimed peak of 42 hp. The page also highlights a digital instrument display and rubber-mounted engine and handlebar to reduce vibration.
