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KTM 790 Duke

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Make Model

KTM 790 Duke

Year

2025

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 with water/oil heat exchanger
Compression Ratio 12.7:1
Exhaust Stainless steel primary and secondary silencer
Emission EURO 5+
Lubrication Forced oil lubrication with 2 oil pumps

Induction

DKK Dell’Orto fuel injection with 46mm throttle body
Ignition  Bosch EMS with RBW
Starting Electric

Max Power

77 kW / 105 hp @ 9000 rpm

A2 Licence: 70 kW / 94 hp @ 8000

Max Torque

87 Nm / 63.4 lb-ft @ 8000 rpm
Clutch PASC antihopping clutch, mechanically operated

Transmission 

6-speed (quickshifter optional)
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 Non-adjustable inverted WP APEX fork
Front Wheel Travel 140 mm / 5.5 in

Rear Suspension

Linkage-free, cantilevered spring-preload adjustable WP Apex shock
Rear Wheel Travel 150 mm / 5.9 in

Front Brakes

2 x 300mm discs, radially mounted 4 piston caliper

Rear Brakes

Single 240mm disc, 2 piston floating caliper
ABS Bosch 9.1 MP (incl. Cornering-ABS and super moto mode, disengageable)
Wheels Cast aluminium
Front Wheel 3.50 x 17 in
Rear Wheel 5.50 x 17 in

Front Tyre

120/70 x 17

Rear Tyre

180/55 x 17
Rake 24°
Trail 99 mm / 3.9 in
Steering Head Angle 66°
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 / 32.5 in
Ground Clearance 186 mm / 7.3 in
Dry Weight 169 kg / 372.6 lbs

Wet Weight

187.7 kg / 414 lbs

Fuel Capacity 

14 Litres / 3.7 US gal
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From a press release issued by KTM:

In 2025, the KTM 790 DUKE continues its assault on the tarmac, boasting unmatched agility. KTM is excited to announce the launch of two distinct variants of the KTM 790 DUKE, tailored to meet the needs of riders across different regions.

For the European market, the KTM 790 DUKE is available in an A2 license-compatible version, delivering an impressive 95 PS at 8,000 rpm. This variant ensures compliance with local licensing regulations while maintaining the thrilling performance KTM is known for.

Meanwhile, riders in the rest of the world can experience the full power of the KTM 790 DUKE, which boasts 105 PS at 9,500 rpm. Both versions of the bike produce a robust 87 Nm of torque at 8,000 rpm, ensuring an exhilarating ride no matter where you are.

The scalpel-like agility, impressive top-end surge, low fuel consumption, and distinct engine note, has made the KTM 790 DUKE massively popular since its first unveiling in 2017 and is now EURO 5+ compliant.

Not only packing a punch in the engine stakes, the 2025 KTM 790 DUKE retains its light handling, steering agility, and eagerness thanks to geometry developed specifically for sporty street riding with high-quality WP APEX suspension at each end.

For 2025, a new 5” TFT dashboard replaces the previous 4.5” TFT and brings new functionality and usability to the package, giving riders access to KTM’s Demo Mode, a telemetry screen, and an Anti-wheelie Mode with 6 setting levels. The TFT dash also gives way to an all-new switchgear, with more intuitive tactile functionality and are illuminated when riding in low light conditions.

The usual selection of Ride Modes, notably RAIN, STREET, and SPORT, with optional TRACK and PERFORMANCE Modes available allowing for customizable traction and throttle control settings.
In terms of looks, the 2025 KTM 790 DUKE keeps its signature Naked aggressive looks with minor updates to the headlight cover, making it sharper than ever before, as well as two new colorways with a full range of specially developed KTM PowerParts available for further personalization.

Additionally, the 2025 KTM 790 DUKE comes with an exciting Premium Manufacturer’s Warranty of up to 4 years.