Yamaha MT-09
115 hp, 847 cc, 193 kg2017 - 2020
KTM 790 DUKE
105 hp, 799 cc, 189 kg2018
MetricUS
EngineYamaha MT-09KTM 790 DUKE
Engine codeLC8e
Displacement847 cc799 cc
Max power115 hp (@10 000 RPM)105 hp (@9 000 RPM)
Max torque87 Nm (@8 500 RPM)85 Nm (@8 000 RPM)
Redline11 300 RPM10 000 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-3DOHC Inline-2
Compression11.50:112.70:1
Oil capacity2.40 litre
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CPR9EA-9
CoolingLiquidLiquid
Valves128
Bore78.0 mm88.0 mm
Stroke59.1 mm65.7 mm
Throttle bore42.0 mm
Weight to power1.68 kg/hp1.80 kg/hp
Power to weight595 hp/Ton555 hp/Ton
Battery type12V 8.6Ah, YTZ10S
GearboxYamaha MT-09KTM 790 DUKE
TypeSequentialSequential
ClutchSlipperSlipper
DriveChainChain
Chain typeDID 525V10520 X-Ring
Gears count66
Primary ratio1.6811.923
Final drive2.8132.75
1. gear2.667 (106 km/h)2.846 (79 km/h)
2. gear2.0 (142 km/h)2.0 (112 km/h)
3. gear1.619 (175 km/h)1.55 (145 km/h)
4. gear1.381 (205 km/h)1.272 (176 km/h)
5. gear1.19 (238 km/h)1.083 (207 km/h)
6. gear1.037 (274 km/h)0.956 (235 km/h)
ChasisYamaha MT-09KTM 790 DUKE
Frame typeDiamondCRMO steel frame, stressed engine
Front susp.USD fork, 137.00 mm travelWP 43mm USD, 140.00 mm travel
Rear susp.Monoshock, 130.00 mm travelWP shock absorber, 150.00 mm travel
Dyno chart of 2018 KTM 790 DUKE