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2021 KTM 890 Adventure Overview
For 2021, KTM offers the 890 Adventure as an enduro / off-road motorcycle with 889 cc on tap. The 2021 KTM 890 Adventure is built around a Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder engine, a compression ratio of 13.5:1. Out on the road, the 890 Adventure delivers 78.3 kW @ 8000 rpm of peak power and 100 Nm @ 6500 rpm of torque. In everyday use, the 2021 890 Adventure tips the scales at 210 kg, carries a 20-litre fuel tank, offers a seat height of 850 mm and spans a 1529 mm wheelbase. That's roughly 11.2 kg heavier than the average enduro / off-road motorcycle in our database. Every technical detail, from suspension travel to tyre sizes, is covered in the full 2021 KTM 890 Adventure spec sheet below.
2021 890 Adventure - Pros & Cons
Strengths
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Strong power output: Peak output on the 890 Adventure is 78.3 kW @ 8000 rpm and 100 Nm @ 6500 rpm of torque - strong numbers for what it is.
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Large fuel range: With a 20-litre tank, this isn't a bike you'll be stopping for fuel every hour - a real asset on longer trips.
Considerations
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Tall seat height: A 850 mm seat puts flat-footing out of reach for a lot of riders - sit on it in person before committing.
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Chain final drive upkeep: A chain drivetrain is the most common setup in its class, but it's also the one that demands the most regular hands-on maintenance.
Wear Points & Servicing Notes
Cooling system servicing
With Liquid cooled with water/oil heat exchanger, thermal management is largely automatic, but the coolant has a service life of its own - replace it on the manufacturer's interval to protect the water passages and thermostat.
Brake disc and pad wear
2x 320mm discs with 4-piston radially mounted calipers up front provides the primary stopping power; inspect disc thickness and pad wear at each tyre change to catch scoring before it becomes a rotor replacement.
Suspension condition on used examples
Suspension duties are handled by 48mm WP APEX 43 forks up front and WP APEX - Monoshock at the rear. Weeping fork seals aren't a dealbreaker on a used bike, but they're a fair basis for negotiating price.
Final drive maintenance
Chain final drive on the 890 Adventure means routine lubing and tension checks are part of ownership - skip them and sprocket wear accelerates noticeably.
Frame & chassis check
The Chromium-Molybdenum-Steel frame using the engine as stressed element, powder coated chassis holds up well with normal use; on a used bike it's still worth checking the head-stock and swingarm pivot area for impact damage or corrosion.
890 Adventure - Buying & Maintenance Guide
What to check before buying
A pre-purchase check on the 2021 KTM 890 Adventure should cover the same ground every time: service history, chain and sprocket condition, and any oil seepage around the casings. Start it from cold if you can - a well-kept 890 Adventure settles to a smooth idle within seconds.
Oil and filter changes
Oil changes are the cheapest insurance you can buy for a 890 Adventure's engine - keep to the manufacturer's interval rather than stretching it. Use the viscosity grade the manual specifies, not whatever's on sale.
Carburetor upkeep
A 890 Adventure that's sat unused is almost always a carb-cleaning job before it runs right again - float bowls and pilot jets first, since they clog before anything else.
2021 KTM 890 Adventure - Frequently Asked Questions
What engine does the 2021 KTM 890 Adventure have?
The 2021 KTM 890 Adventure uses a Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder engine with 889 cc of displacement. It is liquid cooled with water/oil heat exchanger.
How much does the 2021 KTM 890 Adventure weigh?
The 2021 KTM 890 Adventure weighs 210 kg. This is the manufacturer's wet figure.
How much power does the 2021 KTM 890 Adventure make?
The 2021 KTM 890 Adventure produces 78.3 kW @ 8000 rpm of power and 100 Nm @ 6500 rpm of torque. These are peak figures.
What is the fuel tank capacity of the 2021 KTM 890 Adventure?
The 2021 KTM 890 Adventure has a 20-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 333-400 km between stops.
Is the 2021 KTM 890 Adventure suitable for shorter riders?
The 2021 KTM 890 Adventure has a seat height of 850 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 2021 KTM 890 Adventure have?
The 2021 KTM 890 Adventure uses 2x 320mm discs with 4-piston radially mounted calipers at the front and Single 260mm disc 2-piston floating caliper at the rear.
What tyre sizes does the 2021 KTM 890 Adventure use?
The 2021 KTM 890 Adventure runs 90/90 x 21 Continental Twinduro TKC 80 front and 150/70 x 18 Continental Twinduro TKC 80 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2021 KTM 890 Adventure have?
The 2021 KTM 890 Adventure is fitted with a 6 Speed transmission.
KTM 890 Adventure Spec Evolution
The KTM 890 Adventure was produced across 2 model years (2021-2023). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.
| Specification |
2021 |
2023 |
| Seat Height |
850 mm / 33.46 in |
860 mm / 33.8 in |
Key Specifications
Engine
Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder
Power
78.3 kW / 105 hp @ 8000 rpm
Torque
100 Nm / 73.7 lb-ft @ 6500 rpm
Top Speed
Not published by manufacturer
Fuel Capacity
20 Litres / 5.3 US gal
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Full 2021 KTM 890 Adventure Specifications
Year
2021
Make Model
KTM 890 Adventure
Seat Height
850 mm / 33.46 in
Wheelbase
1529 mm / 60.2 in
Ground Clearance
233 mm / 9.17 in
Fuel Capacity
20 Litres / 5.3 US gal
Wet Weight
210 kg / 463 lbs
Displacement
889 cc / 54.3 cu-in
Engine Detail
Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder
Bore x Stroke
90.7 x 68.8 mm
Compression Ratio
13.5:1
Cooling System
Liquid cooled with water/oil heat exchanger
Emissions
Euro 5
Engine Management
Bosch EMS with RBW
Exhaust
Stainless-steel
Fuel Induction
DKK Dell'Orto with 46mm throttle body
Lubrication
Pressure 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
48mm WP APEX 43 forks
Suspension - Rear
WP APEX - Monoshock
Rake
26.3°
Steering Head Angle
64.1°
Wheel Travel - Front
200 mm / 7.87 in
Wheel Travel - Rear
200 mm / 7.87 in
Brakes - Front
2x 320mm discs with 4-piston radially mounted calipers
Brakes - Rear
Single 260mm disc 2-piston floating caliper
ABS
Bosch 9.1 MP incl. Cornering-ABS and offroad mode, disengageable
Tyres - Front
90/90 x 21 Continental Twinduro TKC 80
Tyres - Rear
150/70 x 18 Continental Twinduro TKC 80
Wheels
Wire-spoked
Wheels - Front
2.50 x 21
Wheels - Rear
4.50 x 18
Specifications are compiled from manufacturer documentation and cross-referenced
technical sources, and corrected on an ongoing basis.
Spot an error? Let us know.
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