KTM 790 Duke (2018)

The 2018 KTM 790 Duke, also known as “The Scalpel,” features a four stroke, parallel twin cylinder engine with a capacity of 799cc and a maximum power output of 78 kW/105 hp at 9000 rpm. The engine uses Dell Orto fuel-injection and Bosch EMS with RBW ignition. The motorcycle also features a PASC antihopping clutch, mechanically operated transmission, and chain final drive. The frame is constructed from Chromium-Molybdenum-Steel and uses the engine as a stressed element, while the suspension consists of a 43mm WP upside-down fork in the front and a WP shock absorber with preload adjuster in the rear. The braking system includes a two-channel Bosch 9MP ABS and 2x 300mm front discs/1x 240mm rear disc. The KTM 790 Duke’s wheels are made of cast aluminium and are paired with Maxxis Supermaxx ST tires. The bike is 2062mm in length, 904mm in width, and 1059mm in height, while the wheelbase is 1475 +/- 15mm. The seat height is 825mm, and the ground clearance is 186mm. The motorcycle weighs 169kg (372.5 lbs) dry and 174kg (383 lbs) wet with a fuel capacity of 14 liters (3.7 US gal).

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Technical specifications:

Make Model: KTM 790 Duke The Scalpel

Year: 2018

Engine: Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder

Capacity: 799 cc / 48.7 cu-in

Bore x Stroke: 88 mm x 65.7 mm

Cooling System: Liquid cooled

Compression Ratio: 12.7:1

Exhaust: Stainless steel primary and secondary silencer

Lubrication: Forced oil lubrication with 2 oil pumps

Induction: Dell Orto fuel-Injection

Ignition: Bosch EMS with RBW

Starting: Electric

Max Power: 78 kW / 105 hp @ 9000 rpm

Max Torque: 87 Nm / 63.4 lb-ft @ 8,000 rpm

Clutch: PASC antihopping clutch, mechanically operated

Transmission: 6 Speed

Final Drive: Chain 520 X-Ring

Primary Drive: 39:75

Secondary Gear Ratio: 16:41

Frame: Chromium-Molybdenum-Steel frame using the engine as stressed element, powder coated

Front Suspension: 43mm WP upside-down

Front Wheel Travel: 140 mm / 5.5 in

Rear Suspension: WP shock absorber with preload adjuster

Rear Wheel Travel: 150 mm / 5.9 in

Front Brakes: 2x 300mm discs

Rear Brakes: Single 240mm disc

ABS: Bosch 9MP two-channel ABS (incl. Supermoto mode, diesengageable)

Front Wheel: 3.50 x 17 in cast aluminium

Rear Wheel: 5.50 x 17 in cast aluminium

Front Tyre: Maxxis Supermaxx ST 170/20Z R17

Rear Tyre: Maxxis Supermaxx ST 182/20Z R17

Rake: 24 degrees

Trail: 98 mm / 3.8 in

Steering Head Angle: 66 degrees

Handlebar: Aluminum, tapered, 28/22 mm

Dimensions: Length 2062 mm / 81.2 in Width 904 mm / 35.6 in Height 1059 mm / 41.7 in

Wheel base: 1475 +/- 15 mm / 58 in

Seat Height: 825 mm / 32.4 in

Ground Clearance: 186 mm / 7.3 in

Dry Weight: 169 kg / 372.5 lbs

Wet Weight: 174 kg / 383 lbs

Fuel Capacity: 14 Litres / 3.7 US gal