Kawasaki Z900
125 hp, 948 cc, 210 kg2017 - 2019
Yamaha R1
200 hp, 998 cc, 199 kg2015 - 2016
MetricUS
EngineKawasaki Z900Yamaha R1
Displacement948 cc998 cc
Max power125 hp (@9 500 RPM)200 hp (@13 500 RPM)
Max torque98 Nm (@7 700 RPM)112 Nm (@11 500 RPM)
Redline10 500 RPM14 500 RPM
Idling speed1 100 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression11.80:113.00:1
Oil capacity4.00 litre3.90 litre
Spark plug typeNGK CR9EIA-9
CoolingLiquidLiquid
Valves1616
Bore73.4 mm79.0 mm
Stroke56.0 mm50.9 mm
Throttle bore45.0 mm
Weight to power1.68 kg/hp1.00 kg/hp
Power to weight595 hp/Ton1005 hp/Ton
Battery type12 V 8 Ah, YTX9-BS
GearboxKawasaki Z900Yamaha R1
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count66
Primary ratio1.6271.634
Final drive2.9332.562
1. gear2.692 (97 km/h)2.6 (161 km/h)
2. gear2.059 (127 km/h)2.176 (192 km/h)
3. gear1.65 (158 km/h)1.824 (229 km/h)
4. gear1.409 (185 km/h)1.579 (265 km/h)
5. gear1.222 (214 km/h)1.381 (303 km/h)
6. gear1.034 (253 km/h)1.25 (335 km/h)
ChasisKawasaki Z900Yamaha R1
Frame typeTubular backbone (with engine subframe), high tensile steelAluminium Deltabox
Front susp.41 mm inverted fork (120 mm travel)Telescopic forks USD, Ø 43 mm, 120 mm travel
Rear susp.Bottom-Link Uni-Trak (137 mm travel)Swingarm, (link suspension), 120.00 mm travel
Dyno chart of 2017 Kawasaki Z900