KTM 390 Duke (2013-14)

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The KTM 390 Duke motorcycle was produced from 2013-14 and has a four-stroke, single cylinder, DOHC engine with 4 valves per cylinder and a displacement of 373.4cc. It has a compression ratio of 12.8:1 and is liquid-cooled with forced oil lubrication. The bike features a Bosch electronically controlled injection system and an FTZ-9, 12V 8Ah, maintenance-free battery. It can produce a maximum power of 43.5 hp at 9500 rpm and a torque of 35.3 Nm at 7000rpm. The KTM 390 Duke has a 5-speed claw shifted transmission with chain final drive and a primary drive ratio of 30:80. It has a steel trellis frame, WP inverted fork 43 mm front suspension, and a WP monoshock rear suspension. The bike is equipped with single 300 mm disc front brakes and a single 230 mm disc rear brake, with a 110/70 – ZR17 M/C 54W TL Metzeler SPORTEC MS front tire and a 150/70 – ZR17 M/C 66W TL Metzeler SPORTEC MS rear tire. It has a steering head angle of 65 degrees, a trail of 100 mm, and a seat height of 800 mm. The KTM 390 Duke has a dry weight of 139 kg and a fuel capacity of 11 L with an additional reserve of 1.5 L.

Technical specifications:

Make Model: KTM 390 Duke

Year: 2013 – 14


Engine: Four stroke, single cylinder, DOHC with finger followers, 4 valves per cylinder
Capacity: 373.4 cc / 22.7 cu-in
Bore x Stroke: 89 x 60 mm
Compression Ratio: 12.8:1
Cooling System: Liquid Cooled
Lubrication: Forced oil lubrication with 2 Eaton pumps
Induction: Bosch electronically controlled injection
Spark Plug: Bosch VR 5 NE
Ignition: Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment
Starting: Electric
Battery: FTZ-9, 12V 8Ah, maintenance free
Max Power: 32 kW / 43.5 hp @ 9500 rpm
Max Torque: 35.3 Nm / 3.6 kg-m / 26 ft-lb @7000rpm
Clutch: Wet multi-disc clutch, Brembo hydraulics
Transmission: 5 Speed, claw shifted

Final Drive: Chain 5/8 x 1/4″ X Ring
Gear Ratios: 1st 12:32 / 2nd 14:26 / 3rd 19:27 / 4th 21:24 / t5th 23:22 / 6th 25:21
Primary Drive Ratio: 30:80
Final Drive Ratio: 15:45
Frame: Steel trellis
Front Suspension: WP inverted fork 43 mm
Front Wheel Travel: 150 mm / 5.9 in
Rear Suspension: WP monoshock
Rear Wheel Travel: 150 mm / 5.9 in
Front Brakes: Single 300 mm disc, 4 piston radial caliper
Rear Brakes: Single 230 mm disc, 1 piston floating caliper
Front Tyre: 110/70 – ZR17 M/C 54W TL, Metzeler SPORTEC MS
Rear Tyre: 150/70 – ZR17 M/C 66W TL, Metzeler SPORTEC MS
Steering Head Angle: 65 degrees
Trail: 100 mm / 3.8 in
Seat Height: 800 mm / 31.4 in
Wheelbase: 1367 mm / 53.8 in
Ground Clearance: 172 mm / 6.8 in
Dry Weight: 139 kg / 306 lbs
GVWR: 335 kg / 739 lbs

Engine Oil Capacity: 1.6 L / 1.7 US qt / 1.4 Imp qt, SAE 15W/50
Fuel Capacity: 11 L / 2.9 US gal / 2.4 Imp gal
Fuel Reserve: 1.5 L / 1.6 US qt / 1.3 Imp qt

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