Yamaha R1
170 hp, 998 cc, 428 lbs2004
Triumph Rocket III
142 hp, 2294 cc, 772 lbs2004 - 2014
EngineYamaha R1Triumph Rocket III
Displacement998 cc2294 cc
Max power170 hp (@12 500 RPM)142 hp (@5 750 RPM)
Max torque78 lb ft (@10 500 RPM)147 lb ft (@2 500 RPM)
Redline13 500 RPM6 500 RPM
Idling speed800 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-3
Compression12.40:18.70:1
Oil capacity3.60 quart5.58 quart
Oil type15W50, Motul 300V 15W50, Liqui Moly 15W5010W40, Motul 5100, Shell Rotella 10W40
Spark plug typeNGK CR9EKNGK DPR8EA-9
CoolingLiquidLiquid
Valves1612
Bore77.0 mm101.6 mm
Stroke53.6 mm94.3 mm
Weight to power2.52 lbs/hp5.43 lbs/hp
Power to weight993 hp/2500lbs460 hp/2500lbs
GearboxYamaha R1Triumph Rocket III
TypeSequentialSequential
ClutchWetWet
DriveChainShaft
Chain type
Gears count65
Primary ratio1.5121.034
Final drive2.6472.846
1. gear2.533 (97 mph)2.929 (57 mph)
2. gear2.063 (119 mph)1.947 (86 mph)
3. gear1.762 (139 mph)1.435 (117 mph)
4. gear1.522 (161 mph)1.16 (144 mph)
5. gear1.364 (180 mph)0.964 (173 mph)
6. gear1.269 (194 mph)
ChasisYamaha R1Triumph Rocket III
Frame typeDiamondTubular steel twin spine
Front susp.Telescopic fork - Coil spring/oil damper (120 mm travel)43mm upside down forks (4.72 in travel)
Rear susp.Swingarm (link suspension) - Coil spring/gas-oil damperChromed spring twin shocks