Kawasaki ZX-9R
143 hp, 899 cc, 448 lbs2000
Kawasaki ZX-6R
131 hp, 636 cc, 423 lbs2013 - 2016
EngineKawasaki ZX-9RKawasaki ZX-6R
Displacement899 cc636 cc
Max power143 hp (@11 000 RPM)131 hp (@13 500 RPM)
Max torque74 lb ft (@9 000 RPM)52 lb ft (@11 500 RPM)
Redline12 000 RPM16 000 RPM
Idling speed1 100 RPM1 300 RPM
ManagementCarburetorFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression11.50:112.90:1
Oil capacity3.41 quart
Oil type10W40
Spark plug typeNGK CR9EK, ND U24ETRNGK CR9E
CoolingLiquidLiquid
Valves1616
Bore75.0 mm67.0 mm
Stroke50.9 mm45.1 mm
Throttle bore43.0 mm38.0 mm
Weight to power3.13 lbs/hp3.23 lbs/hp
Power to weight798 hp/2500lbs773 hp/2500lbs
Battery type12V 8Ah
GearboxKawasaki ZX-9RKawasaki ZX-6R
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type520 X-ring
Gears count66
Primary ratio1.7141.9
Final drive2.5632.688
1. gear2.571 (78 mph)2.846 (81 mph)
2. gear1.941 (102 mph)2.2 (105 mph)
3. gear1.556 (128 mph)1.85 (125 mph)
4. gear1.333 (149 mph)1.6 (144 mph)
5. gear1.2 (166 mph)1.421 (163 mph)
6. gear1.095 (181 mph)1.3 (178 mph)
ChasisKawasaki ZX-9RKawasaki ZX-6R
Frame typeAluminum twin-sparTwin-spar aluminum frame
Front susp.46mm USD, 4.72 in travel41mm Showa USD, 4.72 in travel
Rear susp.Monoshock, 5.31 in travelMonoshock, 5.31 in travel