Kawasaki ZX-6R
131 hp, 636 cc, 192 kg2013 - 2016
Yamaha FZ6-ST
98 hp, 600 cc, 207 kg2006 - 2009
MetricUS
EngineKawasaki ZX-6RYamaha FZ6-ST
Engine code5VX8
Displacement636 cc600 cc
Max power131 hp (@13 500 RPM)98 hp (@12 000 RPM)
Max torque71 Nm (@11 500 RPM)63 Nm (@10 000 RPM)
Redline16 000 RPM14 000 RPM
Idling speed1 300 RPM1 250 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression12.90:112.20:1
Oil capacity3.60 litre2.50 litre
Oil type10W4010W40, Yamalube 10W40, Shell Rotella 10W40
Spark plug typeNGK CR9ENGK CR9EK
CoolingLiquidLiquid
Valves1616
Bore67.0 mm65.5 mm
Stroke45.1 mm44.5 mm
Throttle bore38.0 mm
Weight to power1.47 kg/hp2.11 kg/hp
Power to weight682 hp/Ton473 hp/Ton
Battery type12V 8AhYT12B-BS
GearboxKawasaki ZX-6RYamaha FZ6-ST
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type520 X-ringDID 50V4
Gears count66
Primary ratio1.91.955
Final drive2.6882.875
1. gear2.846 (131 km/h)2.846 (104 km/h)
2. gear2.2 (169 km/h)1.947 (152 km/h)
3. gear1.85 (201 km/h)1.556 (190 km/h)
4. gear1.6 (232 km/h)1.333 (222 km/h)
5. gear1.421 (262 km/h)1.19 (248 km/h)
6. gear1.3 (286 km/h)1.083 (273 km/h)
ChasisKawasaki ZX-6RYamaha FZ6-ST
Frame typeTwin-spar aluminum frameDiamond
Front susp.41mm Showa USD, 120.00 mm travelTelescopic fork, 130.00 mm travel
Rear susp.Monoshock, 135.00 mm travelMonoshock, coil spring/gas oil damper