Yamaha R1
152 hp, 998 cc, 425 lbs2002 - 2003
Yamaha R6
121 hp, 600 cc, 401 lbs2003 - 2004
EngineYamaha R1Yamaha R6
Displacement998 cc600 cc
Max power152 hp (@10 500 RPM)121 hp (@13 000 RPM)
Max torque76 lb ft (@8 500 RPM)44 lb ft (@12 000 RPM)
Redline11 750 RPM15 500 RPM
Idling speed1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression11.80:112.40:1
Oil capacity3.22 quart
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CR9EK, NGK CR10EK
CoolingLiquidLiquid
Valves2016
Bore74.0 mm65.5 mm
Stroke58.0 mm44.5 mm
Throttle bore40.0 mm38.0 mm
Weight to power2.80 lbs/hp3.32 lbs/hp
Power to weight893 hp/2500lbs753 hp/2500lbs
Battery type12 V 8 Ah, GT9B-4
GearboxYamaha R1Yamaha R6
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type530 O-ring
Gears count66
Primary ratio1.5811.955
Final drive2.6853.0
1. gear2.5 (81 mph)2.846 (68 mph)
2. gear1.842 (109 mph)1.947 (100 mph)
3. gear1.5 (134 mph)1.556 (125 mph)
4. gear1.333 (151 mph)1.333 (146 mph)
5. gear1.2 (168 mph)1.19 (164 mph)
6. gear1.115 (181 mph)1.083 (180 mph)
ChasisYamaha R1Yamaha R6
Frame typeTwin-spar aluminiumDiamond
Front susp.43mm USD, 4.72 in travelTelescopic fork USD, 4.72 in travel
Rear susp.Swingarm monoshock, 5.12 in travelSwingarm link, spring/gas-oil damper