Yamaha R1
170 hp, 998 cc, 428 lbs2004
Yamaha R6
123 hp, 599 cc, 417 lbs2015 - 2016
EngineYamaha R1Yamaha R6
Displacement998 cc599 cc
Max power170 hp (@12 500 RPM)123 hp (@14 500 RPM)
Max torque78 lb ft (@10 500 RPM)47 lb ft (@10 500 RPM)
Redline13 500 RPM16 000 RPM
Idling speed1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression12.40:113.10:1
Oil capacity3.60 quart3.22 quart
Oil type15W50, Motul 300V 15W50, Liqui Moly 15W5010W40, Yamalube 10W40, Shell Rotella 10W40
Spark plug typeNGK CR9EKNGK CR10EK
CoolingLiquidLiquid
Valves1616
Bore77.0 mm67.0 mm
Stroke53.6 mm42.5 mm
Weight to power2.52 lbs/hp3.39 lbs/hp
Power to weight993 hp/2500lbs737 hp/2500lbs
Battery typeYTZ10S
GearboxYamaha R1Yamaha R6
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count66
Primary ratio1.5122.073
Final drive2.6472.813
1. gear2.533 (97 mph)2.583 (78 mph)
2. gear2.063 (119 mph)2.0 (101 mph)
3. gear1.762 (139 mph)1.667 (121 mph)
4. gear1.522 (161 mph)1.444 (140 mph)
5. gear1.364 (180 mph)1.286 (157 mph)
6. gear1.269 (194 mph)1.15 (176 mph)
ChasisYamaha R1Yamaha R6
Frame typeDiamondAluminium Deltabox
Front susp.Telescopic fork - Coil spring/oil damper (120 mm travel)USD, dia 41mm, 4.53 in travel
Rear susp.Swingarm (link suspension) - Coil spring/gas-oil damper4.72 in travel