Yamaha R6
121 hp, 600 cc, 182 kg2003 - 2004
Kawasaki ZX6R
130 hp, 636 cc, 196 kg2019
MetricUS
EngineYamaha R6Kawasaki ZX6R
Displacement600 cc636 cc
Max power121 hp (@13 000 RPM)130 hp (@13 500 RPM)
Max torque60 Nm (@12 000 RPM)70 Nm (@11 000 RPM)
Redline15 500 RPM15 000 RPM
Idling speed1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression12.40:112.90:1
Oil capacity3.40 litre
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CR9EK, NGK CR10EK
CoolingLiquidLiquid
Valves1616
Bore65.5 mm67.0 mm
Stroke44.5 mm45.1 mm
Throttle bore38.0 mm38.0 mm
Weight to power1.50 kg/hp1.51 kg/hp
Power to weight664 hp/Ton663 hp/Ton
Battery type12 V 8 Ah, GT9B-4
GearboxYamaha R6Kawasaki ZX6R
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain type
Gears count66
Primary ratio1.9551.9
Final drive3.02.294
1. gear2.846 (110 km/h)2.846 (144 km/h)
2. gear1.947 (161 km/h)2.2 (186 km/h)
3. gear1.556 (202 km/h)1.85 (221 km/h)
4. gear1.333 (235 km/h)1.6 (255 km/h)
5. gear1.19 (264 km/h)1.421 (288 km/h)
6. gear1.083 (290 km/h)1.3 (314 km/h)
ChasisYamaha R6Kawasaki ZX6R
Frame typeDiamondTwin spar cast aluminium frame
Front susp.Telescopic fork USD, 120.00 mm travel41mm Showa Separate Function Fork - Big Piston USD, 120.00 mm travel
Rear susp.Swingarm link, spring/gas-oil damperUni Trak monoshock, 151.00 mm travel