2024 KTM 990 Duke Specifications

Name: 2024 KTM 990 Duke
Brand: KTM

Sport • Specs last verified 13 July 2026

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2024 KTM 990 Duke Overview

The 2024 KTM 990 Duke is a sport motorcycle built around 947 cc of displacement. Under the tank sits a Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder engine. 2024 KTM 990 Duke delivers 121 hp @ 9250 rpm of peak power and 103 Nm @ 7750 rpm of torque. From a practical standpoint, the 2024 990 Duke tips the scales at 179 kg 395 lbs, carries a 14.8-litre fuel tank, offers a seat height of 825 mm and spans a 1476 mm wheelbase. That's roughly 23.7 kg lighter than the average sport motorcycle in our database. Scroll down for the complete 2024 KTM 990 Duke spec sheet covering every technical detail from suspension travel to tyre sizes.

2024 990 Duke - Pros & Cons

Strengths

Strong power output: 2024 KTM 990 Duke makes 121 hp @ 9250 rpm with 103 Nm @ 7750 rpm of torque - competitive figures for its class.

Considerations

Tall seat height: The 825 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.
Chain final drive upkeep: Chain final drive needs regular cleaning, lubrication and tension checks to get full life out of the sprockets.

Wear Points & Servicing Notes

Cooling system servicing

The Liquid cooled with water/oil heat exchanger system on the 990 Duke needs a coolant change roughly every two years (or per the service schedule) - skipping it lets the coolant turn acidic and corrode the aluminium water passages over time.

Brake disc and pad wear

The 2x 300mm discs, radially mounted 4-piston caliper front brake gives strong, progressive stopping power. Disc thickness and pad depth are worth checking at every tyre change, since worn pads can score the disc surface.

Suspension condition on used examples

Up front, the 990 Duke runs WP APEX 43 and WP APEX - Monoshock at the rear. On a used example, check fork seals for weeping oil and test the rear linkage for play - seals are a relatively cheap fix but useful when negotiating price.

Final drive maintenance

Final drive is by chain - expect to clean and lube it every few hundred kilometres and check tension regularly; a neglected chain wears the sprockets faster than the chain itself.

Frame & chassis check

The frame is Chromium-Molybdenum-Steel frame using the engine as stressed element, powder coated - worth a visual check for corrosion or impact damage around the head-stock and swingarm pivot on any used example, since frame damage is far costlier to fix than any service item.

990 Duke - Buying & Maintenance Guide

What to check before buying

When inspecting a used 2024 KTM 990 Duke, start with the basics: check the service book for oil change frequency, inspect the chain and sprockets for wear, and look for oil seepage around the engine casings and rocker covers. A cold start test is invaluable - a well-maintained 990 Duke should fire up cleanly and settle to a smooth idle within a few seconds.

Oil and filter changes

Regular oil changes are the single most important maintenance task on any 990 Duke. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. Always use the correct viscosity grade as specified in the owner's manual.

2024 KTM 990 Duke - Frequently Asked Questions

What engine does the 2024 KTM 990 Duke have?

The 2024 KTM 990 Duke uses a Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder engine with 947 cc of displacement. It is liquid cooled with water/oil heat exchanger.

How much does the 2024 KTM 990 Duke weigh?

The 2024 KTM 990 Duke weighs 179 kg 395 lbs. This is the manufacturer's wet figure.

How much power does the 2024 KTM 990 Duke make?

The 2024 KTM 990 Duke produces 121 hp @ 9250 rpm of power and 103 Nm @ 7750 rpm of torque. These are peak figures.

What is the fuel tank capacity of the 2024 KTM 990 Duke?

The 2024 KTM 990 Duke has a 14.8-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 246-296 km between stops.

Is the 2024 KTM 990 Duke suitable for shorter riders?

The 2024 KTM 990 Duke has a seat height of 825 mm. This is towards the tall end of the spectrum and will require most riders under 175 cm to tiptoe at stops.

What brakes does the 2024 KTM 990 Duke have?

The 2024 KTM 990 Duke uses 2x 300mm discs, radially mounted 4-piston caliper at the front and Single 240 mm disc,, 2-piston caliper at the rear.

What tyre sizes does the 2024 KTM 990 Duke use?

The 2024 KTM 990 Duke runs 120/70-17 front and 180/55-17 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.

What gearbox does the 2024 KTM 990 Duke have?

The 2024 KTM 990 Duke is fitted with a 6-Speed transmission.

Key Specifications

Engine

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

Power

121 hp / 90.59 kW @ 9250 rpm

Torque

103 Nm / 75.9 lb-ft @ 7750 rpm

Top Speed

Not published by manufacturer

Weight

179 kg 395 lbs

Fuel Capacity

14.8 litres / 3.9 US gal

Full 2024 KTM 990 Duke Specifications

Year 2024

Make Model KTM 990 Duke

Seat Height 825 mm / 32.5 in

Wheelbase 1476 mm / 58.1 in

Ground Clearance 195 mm / 7.7 in

Fuel Capacity 14.8 litres / 3.9 US gal

Wet Weight 179 kg 395 lbs

Max Power 121 hp / 90.59 kW @ 9250 rpm

Max Torque 103 Nm / 75.9 lb-ft @ 7750 rpm

Displacement 947 cc / 57.8 cu-in

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

Bore x Stroke 92.5 x 70.4

Cooling System Liquid cooled with water/oil heat exchanger

Emissions EURO 5

Lubrication Forced oil lubrication with 2 oil pumps

Starter Electric

Clutch PASC antihopping clutch, mechanically operated

Final Drive Chain 520 X-ring

Transmission / Drive 6-Speed

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

Suspension - Front WP APEX 43

Suspension - Rear WP APEX - Monoshock

Rake 24.2°

Steering Head Angle 65.8°

Wheel Travel - Front 140 mm / 5.5 in

Wheel Travel - Rear 150 mm / 5.9 in

Brakes - Front 2x 300mm discs, radially mounted 4-piston caliper

Brakes - Rear Single 240 mm disc,, 2-piston caliper

Tyres - Front 120/70-17

Tyres - Rear 180/55-17

Wheels - Front 17 x 3.5

Wheels - Rear 17 x 5.5

Specifications are compiled from manufacturer documentation and cross-referenced technical sources, and corrected on an ongoing basis. Spot an error? Let us know.