Yamaha Vmax
170 hp, 1679 cc, 311 kg2020
Kawasaki ER5
50 hp, 498 cc, 193 kg1999 - 2005
MetricUS
EngineYamaha VmaxKawasaki ER5
Displacement1679 cc498 cc
Max power170 hp50 hp (@9 000 RPM)
Max torque135 Nm25 Nm (@7 200 RPM)
Redline9 500 RPM10 500 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionCarburetor
LayoutSOHC V4DOHC Inline-2
Compression11.30:19.80:1
Oil capacity3.40 litre
Oil type10W40
Spark plug typeNGK DR9EA, DENSO X27ESR-U
CoolingLiquidLiquid
Valves8
Bore90.0 mm74.0 mm
Stroke66.0 mm58.0 mm
Weight to power1.83 kg/hp3.86 kg/hp
Power to weight546 hp/Ton259 hp/Ton
Battery type12V 10Ah
GearboxYamaha VmaxKawasaki ER5
TypeSequentialSequential
ClutchSlipperWet
DriveChainChain
Chain type
Gears count06
Primary ratio2.652
Final drive2.47
1. gear2.571 (72 km/h)
2. gear1.722 (108 km/h)
3. gear1.333 (139 km/h)
4. gear1.125 (165 km/h)
5. gear0.961 (193 km/h)
6. gear0.851 (218 km/h)
ChasisYamaha VmaxKawasaki ER5
Frame typeAluminum die cast frameSteel cradle frame
Front susp.YHSJ 52mm fork, 120.00 mm travelFork
Rear susp.YHSJ shock, 110.00 mm travelDual shock