Yamaha R6
133 hp, 599 cc, 401 lbs2006 - 2007
Kawasaki ER6N
72 hp, 649 cc, 450 lbs2012 - 2015
EngineYamaha R6Kawasaki ER6N
Displacement599 cc649 cc
Max power133 hp (@14 500 RPM)72 hp (@8 500 RPM)
Max torque50 lb ft (@12 000 RPM)48 lb ft (@7 000 RPM)
Redline16 200 RPM11 000 RPM
Idling speed1 250 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-2
Compression12.80:110.80:1
Oil capacity3.22 quart2.18 quart
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W4010W40
Spark plug typeNGK CR10EKNGK CR9EIA-9
CoolingLiquidLiquid
Valves168
Bore67.0 mm83.0 mm
Stroke42.5 mm60.0 mm
Throttle bore38.0 mm
Weight to power3.02 lbs/hp6.25 lbs/hp
Power to weight828 hp/2500lbs400 hp/2500lbs
Battery type12 V, 8.6 Ah, YTZ10S12V 10Ah
GearboxYamaha R6Kawasaki ER6N
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain typeEnuma EK520MVXL 114 links
Gears count66
Primary ratio2.0732.095
Final drive2.8133.067
1. gear2.583 (79 mph)2.438 (52 mph)
2. gear2.0 (102 mph)1.714 (73 mph)
3. gear1.667 (123 mph)1.333 (94 mph)
4. gear1.444 (142 mph)1.111 (112 mph)
5. gear1.286 (159 mph)0.966 (129 mph)
6. gear1.15 (178 mph)0.852 (147 mph)
ChasisYamaha R6Kawasaki ER6N
Frame typeDiamondTubular steel cradle
Front susp.Telescopic fork USD, 4.72 in travel41mm fork, 120 mm travel
Rear susp.Swingarm link suspension, coil spring/gas oil damper, 2.36 in travelSide mounted mono shock, 4.92 in travel
Dyno chart of 2006 Yamaha R6