Yamaha R6
123 hp, 599 cc, 417 lbs2015 - 2016
Kawasaki ZX-6R
128 hp, 636 cc, 423 lbs2005 - 2006
EngineYamaha R6Kawasaki ZX-6R
Displacement599 cc636 cc
Max power123 hp (@14 500 RPM)128 hp (@14 000 RPM)
Max torque47 lb ft (@10 500 RPM)47 lb ft (@11 500 RPM)
Redline16 000 RPM15 000 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression13.10:112.90:1
Oil capacity3.22 quart3.22 quart
Oil type10W40, Yamalube 10W40, Shell Rotella 10W4010W50, Motul 5100 10W50, Liqui Moly 10W50
Spark plug typeNGK CR10EKNGK CR9E
CoolingLiquidLiquid
Valves1616
Bore67.0 mm68.0 mm
Stroke42.5 mm43.8 mm
Weight to power3.39 lbs/hp3.31 lbs/hp
Power to weight737 hp/2500lbs755 hp/2500lbs
Battery typeYTZ10S12V 8Ah
GearboxYamaha R6Kawasaki ZX-6R
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type520
Gears count66
Primary ratio2.0731.891
Final drive2.8132.866
1. gear2.583 (78 mph)2.923 (70 mph)
2. gear2.0 (101 mph)2.055 (99 mph)
3. gear1.667 (121 mph)1.666 (122 mph)
4. gear1.444 (140 mph)1.45 (141 mph)
5. gear1.286 (157 mph)1.272 (160 mph)
6. gear1.15 (176 mph)1.153 (177 mph)
ChasisYamaha R6Kawasaki ZX-6R
Frame typeAluminium DeltaboxTubular, diamond
Front susp.USD, dia 41mm, 4.53 in travelUSD fork, 120 mm travel
Rear susp.4.72 in travelMonoshock (uni-trak) 5.31 in travel120/65