KTM 390 Duke
43 hp, 373 cc, 346 lbs2015 - 2016
Yamaha R7
73 hp, 689 cc, 414 lbs2022
EngineKTM 390 DukeYamaha R7
Engine codeCP2
Displacement373 cc689 cc
Max power43 hp (@8 600 RPM)73 hp (@8 750 RPM)
Max torque25 lb ft (@6 800 RPM)49 lb ft (@6 500 RPM)
Redline10 500 RPM10 000 RPM
Idling speed1 650 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC SingleDOHC Inline-2
Compression12.90:111.50:1
Oil capacity2.18 quart
Oil type15W5010W40, 10W50
Spark plug typeBOSCH VR 5 NE, BOSCH VR 5 NEUNGK LMAR8A-9
CoolingLiquidLiquid
Valves48
Bore89.0 mm80.0 mm
Stroke60.0 mm68.6 mm
Weight to power8.05 lbs/hp5.68 lbs/hp
Power to weight310 hp/2500lbs440 hp/2500lbs
Battery typeYTZ7S 12V 6Ah
GearboxKTM 390 DukeYamaha R7
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain typeX-Ring 5/8 x 1/4"
Gears count60
Primary ratio2.667
Final drive3.0
1. gear2.667 (35 mph)2.846
2. gear1.857 (50 mph)2.125
3. gear1.421 (66 mph)1.632
4. gear1.143 (82 mph)1.3
5. gear0.956 (98 mph)1.091
6. gear0.84 (112 mph)0.964
ChasisKTM 390 DukeYamaha R7
Frame typeSteel trellis frameDiamond steel frame
Front susp.USD 43mm, 5.91 in travelKYB 41mm USD, 5.12 in travel
Rear susp.Monoshock, 5.91 in travelMonoshock, 5.12 in travel