Yamaha R6
123 hp, 599 cc, 417 lbs2015 - 2016
Kawasaki VULCAN 900 CLASSIC
50 hp, 903 cc, 619 lbs2014 - 2016
EngineYamaha R6Kawasaki VULCAN 900 CLASSIC
Displacement599 cc903 cc
Max power123 hp (@14 500 RPM)50 hp (@5 700 RPM)
Max torque47 lb ft (@10 500 RPM)58 lb ft (@3 500 RPM)
Redline16 000 RPM9 500 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4SOHC V-twin
Compression13.10:19.50:1
Oil capacity3.22 quart3.50 quart
Oil type10W40, Yamalube 10W40, Shell Rotella 10W4010W40
Spark plug typeNGK CR10EKNGK CPR7EA-9
CoolingLiquidLiquid
Valves168
Bore67.0 mm88.0 mm
Stroke42.5 mm74.0 mm
Throttle bore34.0 mm
Weight to power3.39 lbs/hp12.39 lbs/hp
Power to weight737 hp/2500lbs201 hp/2500lbs
Battery typeYTZ10S
GearboxYamaha R6Kawasaki VULCAN 900 CLASSIC
TypeSequentialSequential
ClutchWetWet
DriveChainBelt
Chain type
Gears count65
Primary ratio2.0732.184
Final drive2.8132.063
1. gear2.583 (78 mph)2.786 (56 mph)
2. gear2.0 (101 mph)1.889 (83 mph)
3. gear1.667 (121 mph)1.36 (115 mph)
4. gear1.444 (140 mph)1.107 (141 mph)
5. gear1.286 (157 mph)0.963 (162 mph)
6. gear1.15 (176 mph)
ChasisYamaha R6Kawasaki VULCAN 900 CLASSIC
Frame typeAluminium DeltaboxSteel cradle
Front susp.USD, dia 41mm, 4.53 in travel41mm telescopic fork, 5.91 in travel
Rear susp.4.72 in travelMonoshock