Yamaha R3
42 hp, 321 cc, 166 kg2015 - 2018
Yamaha MT-03
48 hp, 660 cc, 192 kg2006 - 2015
MetricUS
EngineYamaha R3Yamaha MT-03
Displacement321 cc660 cc
Max power42 hp (@10 750 RPM)48 hp (@6 250 RPM)
Max torque29 Nm (@9 000 RPM)56 Nm (@5 500 RPM)
Redline12 245 RPM7 500 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-2SOHC Single
Compression11.20:110.00:1
Oil capacity2.40 litre3.40 litre
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W4010W40, Yamalube 10W40, Shell Rotella 10W40
Spark plug typeNGK CR8ENGK CR7E
CoolingLiquidLiquid
Valves44
Bore68.0 mm100.0 mm
Stroke44.1 mm84.0 mm
Weight to power3.95 kg/hp4.00 kg/hp
Power to weight253 hp/Ton250 hp/Ton
Battery type12V, 7.0 Ah, GTZ8VGT9B-4, 12V 8Ah
GearboxYamaha R3Yamaha MT-03
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count65
Primary ratio3.0432.083
Final drive3.0713.133
1. gear2.5 (62 km/h)2.5 (54 km/h)
2. gear1.824 (85 km/h)1.625 (83 km/h)
3. gear1.348 (115 km/h)1.15 (118 km/h)
4. gear1.087 (143 km/h)0.909 (149 km/h)
5. gear0.92 (169 km/h)0.769 (176 km/h)
6. gear0.8 (194 km/h)
ChasisYamaha R3Yamaha MT-03
Frame typeDiamondTruss diamond
Front susp.Telescopic fork, coil spring, oil damper, 130 mm travelTelescopic fork, 130.00 mm travel
Rear susp.Swingarm, spring/shock absorber, coil spring/oil damper, 130 mm travelSwingarm, 120.00 mm travel
Dyno chart of 2015 Yamaha R3