KTM 790 Duke Specs

2020 • 1 variants

KTM has built the 790 Duke, a sport motorcycle, across 1 variant since 2020. Under the tank sits a four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder. It makes 105 hp at peak. Torque tops out at 87 Nm.

About the KTM 790 Duke

As a Sport motorcycle, the KTM 790 Duke was offered from the 2020 through to the 2025 model year. The technical data presented here covers the complete specification range for this model, including all engine variants, chassis dimensions, suspension travel, brake specifications, and weight figures. This information is useful for prospective buyers, current owners, and mechanics working on the KTM 790 Duke.

KTM 790 Duke by Year

2020 KTM 790 Duke View specs →

Spec Evolution

How key specs changed across production years.

Specification	2020	2022	2023	2025
Dry Weight	169 kg / 372.5 lbs	169 kg / 372.5 lbs	-	169 kg / 372.6 lbs
Seat Height	825 mm / 32.4 in	825 mm / 32.4 in	835.6 mm / 32.9 in (805 mm / 31.7 inches optional) ↑	825 mm / 32.5 in ↓
Brakes - Front	2x 300mm discs	2x 300mm discs, radially mounted 4 piston caliper	2x 300mm discs, radially mounted 4 piston caliper	2 x 300mm discs, radially mounted 4 piston caliper
Brakes - Rear	Single 240mm disc	Single 240mm disc, 2 piston floating caliper	Single 240mm disc, 2 piston floating caliper	Single 240mm disc, 2 piston floating caliper
Suspension - Front	43mm WP upside-down	WP APEX 43	43mm Non-adjustable inverted WP APEX fork	43mm Non-adjustable inverted WP APEX fork
Suspension - Rear	WP shock absorber with preload adjuster	WP APEX - Monoshock	Linkage-free, cantilevered spring-preload adjustable WP Apex shock	Linkage-free, cantilevered spring-preload adjustable WP Apex shock
ABS	Bosch 9MP two-channel ABS (incl. Supermoto mode, diesengageable)	Bosch 9.1 MP (incl. Cornering-ABS and super moto mode, disengageable) ↑	Bosch 9.1 MP (incl. Cornering-ABS and super moto mode, disengageable)	Bosch 9.1 MP (incl. Cornering-ABS and super moto mode, disengageable)
Cooling System	Liquid cooled	Liquid cooled with water/oil heat exchanger	Liquid cooled with water/oil heat exchanger	Liquid cooled with water/oil heat exchanger
Emissions	-	EURO 5	EURO 5	EURO 5+
Tyres - Front	120/70-17	120/70-17	120/70 x 17	120/70 x 17
Tyres - Rear	180/55-17	180/50-17	180/55 x 17	180/55 x 17
Wheels - Front	3.50 x 17 in	3.50 x 17 in cast aluminium	3.50 x 17 in	3.50 x 17 in
Wheels - Rear	5.50 x 17 in	5.50 x 17 in cast aluminium	5.50 x 17 in	5.50 x 17 in
Transmission / Drive	6 Speed	6 Speed	6-speed (quickshifter optional)	6-speed (quickshifter optional)
Fuel Induction	Dell'Orto fuel-Injection	Dell'Orto fuel-Injection	DKK Dell'Orto fuel injection with 42mm throttle body	DKK Dell'Orto fuel injection with 46mm throttle body ↑
Trail	98 mm / 3.8 in	98 mm / 3.8 in	99 mm / 3.9 in ↑	99 mm / 3.9 in
Max Power	78 kW / 105 hp @ 9000 rpm	77 kW / 105 hp @ 9000 rpm (95 hp European version) ↓	77 kW / 105 hp @ 9000 rpm	77 kW / 105 hp @ 9000 rpm A2 Licence: 70 kW / 94 hp @ 8000
Max Torque	87 Nm / 63.4 lb-ft @ 8,000 rpm	87 Nm / 63.4 lb-ft @ 8,000 rpm	87 Nm / 63.4 lb-ft @ 8000 rpm	87 Nm / 63.4 lb-ft @ 8000 rpm