KTM 790 Duke L - 2020 Specifications and Reviews

The 2020 KTM 790 Duke L is a middleweight naked bike designed for accessible performance and everyday versatility. Known for its sharp handling, aggressive styling, and approachable seat height, it suits riders seeking nimble street dynamics without excessive power. The 169 kg chassis and responsive braking deliver engaging ridership across urban commuting and spirited weekend riding.

2020
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General information

CategoryNaked bike
Year2020
ModelKTM 790 Duke L

Engine and Transmission Specifications

ClutchPASCâ„¢ antihopping clutch, mechanically operated
Transmission typeChain   (final drive)
Gearbox6-speed
Cooling systemLiquid
Lubrication systemForced oil lubrication with 2 oil pumps
IgnitionBosch EMS with RBW
Fuel systemInjection
Bore x Stroke88.0 x 65.7 mm (3.5 x 2.6 inches)
Torque86.0 Nm (8.8 kgf-m or 63.4 ft.lbs)
Power93.9 HP (68.5 kW)
Engine typeTwin, four-stroke
Capacity:799.0 ccm (48.75 cubic inches)

Brakes, suspension, Frame and wheels

WheelsMaxxis Supermaxx ST tires
Rear brakesSingle disc. ABS
Diameter300 mm (11.8 inches)
Front brakesSingle disc. ABS
Rear wheel travel150 mm (5.9 inches)
Rear SuspensionWP shock absorber with Pro-Lever linkage
Front wheel travel140 mm (5.5 inches)
Front SuspensionWP upside-down
Rake (fork angle)24.0°
Frame typeChromium-Molybdenum-Steel frame using the engine as stressed element, powder coated
 
 

Physical measures and capacities

Reserve fuel capacity4.40 litres (1.16 US gallons)
Fuel capacity14.00 litres (3.70 US gallons)
Wheelbase1475 mm (58.1 inches)
Ground clearance186 mm (7.3 inches)
Seat height825 mm (32.5 inches) If adjustable, lowest setting.
Power/weight ratio0.5554 HP/kg
Dry weight169.0 kg (372.6 pounds)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
LightLED headlight
StarterElectric
Color optionsOrange, black

Performance Profile & Rider Fit

93.9 hp
Peak Power
3.3s
0-60 mph

Best For

Track75%
City88%
Cornering92%
Daily Riding80%
Touring45%
Passenger40%

Rider Profile

Best ForThis bike suits intermediate to experienced riders who want a light, punchy naked that rewards confident throttle and brake inputs.
PurposeIt's built for spirited street riding and twisty backroads where quick direction changes and strong midrange power matter more than outright top speed or long-distance comfort.
Rider FitThe low dry weight and manageable seat height make it approachable for riders of varying sizes, though the firm sporty ergonomics favor a fairly fit, active riding posture.
CharacterPlayful, aggressive, and eager to be flicked around, this bike has a mischievous street-fighter personality that thrives on aggressive riding rather than relaxed cruising.
Not Ideal ForThis is not the right bike for riders seeking plush long-haul touring comfort, heavy luggage capacity, or serious off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2020 KTM 790 Duke L Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 825mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with balls of both feet on the 2020 KTM 790 Duke L, with a relaxed knee angle of around 130 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2020 KTM 790 Duke L motorcycle is a powerful and versatile bike that offers a thrilling riding experience. With its lightweight chassis and 799cc parallel-twin engine, this bike delivers impressive performance and handling. The Duke L boasts advanced technology features including a TFT display, multiple riding modes, and powerful brakes. Its aggressive styling and comfortable ergonomics make it a great choice for both urban commuting and spirited weekend rides. The KTM 790 Duke L is a standout in the middleweight motorcycle category, offering a perfect blend of performance and practicality. Its nimble handling and strong acceleration make it a joy to ride, while its high-quality components and attention to detail set it apart from the competition. Whether you're a seasoned rider or new to the sport, the 2020 KTM 790 Duke L is a bike that delivers on all fronts.
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