Torquepedia
Z400

Z400

Kawasaki

Engine typeLiquid-cooled, 4-stroke, parallel twin
Compression ratio11.5:1
Valve systemDOHC, 8 valves
Bore x stroke70.0 x 51.8 mm / 2.76 x 2.04 in
Displacement399 cm³ / 24.37 in³
Fuel systemFuel injection: 32 mm x 2
LubricationForced lubrication, semi‑dry sump
Starting systemElectric
Ignition systemDigital
Maximum power33.4 kW {45 PS} / 10,000 rpm
Maximum torque37.0 N•m {3.8 kgf•m} / 8,000 rpm, 27.3 lb-ft
CO2 emission91 g/km
Fuel consumption3.9 l/100km / 60.31 mpg
Transmission6-speed, return shift
ClutchWet, multi disc
Primary reduction ratio2.219 (71/32)
Gear ratios1st: 2.929 (41/14), 2nd: 2.056 (37/18), 3rd: 1.619 (34/21), 4th: 1.333 (32/24), 5th: 1.154 (30/26), 6th: 1.037 (28/27)
Final driveSealed chain
Final reduction ratio2.929 (41/14)
Frame typeTrellis, high-tensile steel
Trail92 mm / 3.62 in
Wheel travelFront: 120 mm / 4.72 in, Rear: 130 mm / 5.12 in
TyreFront: 110/70R17 M/C 54H, Rear: 150/60R17 M/C 66H
DimensionsL: 1,990 mm / 78.35 in, W: 800 mm / 31.50 in, H: 1,055 mm / 41.54 in
Steering angleL: 35°, R: 35°
Wheel base1,370 mm / 53.94 in
Ground clearance145 mm / 5.71 in
Fuel capacity14.0 litres / 3.70 gal
Seat height785 mm / 30.91 in
Curb mass167 kg / 368.17 lbs
Front brakeType: Single semi-floating petal disc, Diameter: Ø 310 mm / 12.20 in, Caliper type: Dual-piston
Rear brakeType: Single petal disc, Diameter: Ø 220 mm / 8.66 in, Caliper type: Dual-piston
Front suspensionTelescopic fork, Diameter: Ø 41 mm / 1.61 in
Rear suspensionBottom-link Uni-Trak, gas-charged shock, and spring preload adjustability

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