Yamaha R6
121 hp, 600 cc, 401 lbs2003 - 2004
Yamaha R1
170 hp, 998 cc, 428 lbs2004
EngineYamaha R6Yamaha R1
Displacement600 cc998 cc
Max power121 hp (@13 000 RPM)170 hp (@12 500 RPM)
Max torque44 lb ft (@12 000 RPM)78 lb ft (@10 500 RPM)
Redline15 500 RPM13 500 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression12.40:112.40:1
Oil capacity3.22 quart3.60 quart
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W4015W50, Motul 300V 15W50, Liqui Moly 15W50
Spark plug typeNGK CR9EK, NGK CR10EKNGK CR9EK
CoolingLiquidLiquid
Valves1616
Bore65.5 mm77.0 mm
Stroke44.5 mm53.6 mm
Throttle bore38.0 mm
Weight to power3.32 lbs/hp2.52 lbs/hp
Power to weight753 hp/2500lbs993 hp/2500lbs
Battery type12 V 8 Ah, GT9B-4
GearboxYamaha R6Yamaha R1
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count66
Primary ratio1.9551.512
Final drive3.02.647
1. gear2.846 (68 mph)2.533 (97 mph)
2. gear1.947 (100 mph)2.063 (119 mph)
3. gear1.556 (125 mph)1.762 (139 mph)
4. gear1.333 (146 mph)1.522 (161 mph)
5. gear1.19 (164 mph)1.364 (180 mph)
6. gear1.083 (180 mph)1.269 (194 mph)
ChasisYamaha R6Yamaha R1
Frame typeDiamondDiamond
Front susp.Telescopic fork USD, 4.72 in travelTelescopic fork - Coil spring/oil damper (120 mm travel)
Rear susp.Swingarm link, spring/gas-oil damperSwingarm (link suspension) - Coil spring/gas-oil damper