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2021 KTM 890 Adventure R Overview
The 2021 KTM 890 Adventure R is an enduro / off-road motorcycle built around 889 cc of displacement. Under the tank sits a Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder engine, a compression ratio of 13.5:1. 2021 KTM 890 Adventure R delivers 78.3 kW @ 8000 rpm of peak power and 100 Nm @ 6500 rpm of torque. From a practical standpoint, the 2021 890 Adventure R tips the scales at 210 kg, carries a 20-litre fuel tank, offers a seat height of 879 mm and spans a 1529 mm wheelbase. Scroll down for the complete 2021 KTM 890 Adventure R spec sheet covering every technical detail from suspension travel to tyre sizes.
2021 890 Adventure R - Pros & Cons
Strengths
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Strong power output: 2021 KTM 890 Adventure R makes 78.3 kW @ 8000 rpm with 100 Nm @ 6500 rpm of torque - competitive figures for its class.
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Large fuel range: The 20-litre tank is generously sized, translating to extended range between stops - ideal for touring or longer commutes.
Considerations
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Tall seat height: The 879 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.
Owner Experiences & Common Issues
General ownership notes
The 2021 KTM 890 Adventure R has built a reputation for solid everyday reliability when serviced to schedule. As with any motorcycle of this era, documented service history is the single biggest indicator of long-term reliability when buying used.
890 Adventure R - Buying & Maintenance Guide
What to check before buying
When inspecting a used 2021 KTM 890 Adventure R, 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 890 Adventure R 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 890 Adventure R. 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.
2021 KTM 890 Adventure R - Frequently Asked Questions
What engine does the 2021 KTM 890 Adventure R have?
The 2021 KTM 890 Adventure R 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 R weigh?
The 2021 KTM 890 Adventure R weighs 210 kg. This is the manufacturer's wet figure.
How much power does the 2021 KTM 890 Adventure R make?
The 2021 KTM 890 Adventure R 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 R?
The 2021 KTM 890 Adventure R 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 R suitable for shorter riders?
The 2021 KTM 890 Adventure R has a seat height of 879 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 R have?
The 2021 KTM 890 Adventure R uses 2x 320mm discs with 4-piston radially mounted calipers at the front and Single 260mm disc at the rear.
What tyre sizes does the 2021 KTM 890 Adventure R use?
The 2021 KTM 890 Adventure R 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 R have?
The 2021 KTM 890 Adventure R is fitted with a 6 Speed transmission.
KTM 890 Adventure R Spec Evolution
The KTM 890 Adventure R was produced across 3 model years (2021-2025). 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 |
2025 |
| Wet Weight |
210 kg / 463 lbs |
210 kg / 464 lbs |
210 kg / 464 lbs |
| Seat Height |
879 mm / 34.6 in |
879 mm / 34.6 in |
880 mm / 34.6 in |
| Wheelbase |
1529 mm / 60.2 in |
1529 mm / 60.2 in |
1528 mm / 60.2 in |
| Ground Clearance |
264 mm / 10.4 in |
264 mm / 10.4 in |
263 mm / 10.4 in |
| Suspension - Rear |
Linkage-free spring-preload adjustable WP Xplor PDS shock |
Linkage-free spring-preload adjustable WP Xplor PDS piggyback shock |
Linkage-free spring-preload adjustable WP Xplor PDS piggyback shock |
| ABS |
Bosch 9.1 MP incl. Cornering-ABS and offroad mode, disengageable |
Bosch 9.3 MP incl. Cornering-ABS and offroad mode, disengageable |
Bosch 9.3 MP incl. Cornering-ABS and offroad mode, disengageable |
| Final Drive |
Chain 520 X-Ring |
Chain 520 X-Ring |
45:16 Chain 520 X-Ring |
| Wheels |
Wire-spoked |
Wire-spoked |
Wire-spoked with aluminium rim |
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
Fuel Capacity
20 Litres / 5.3 US gal
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Full 2021 KTM 890 Adventure R Specifications
Year
2021
Make Model
KTM 890 Adventure R
Seat Height
879 mm / 34.6 in
Wheelbase
1529 mm / 60.2 in
Ground Clearance
264 mm / 10.4 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 Fully adjustable WP Xplor inverted forks
Suspension - Rear
Linkage-free spring-preload adjustable WP Xplor PDS shock
Rake
26.3°
Steering Head Angle
63.7°
Wheel Travel - Front
240 mm / 9.4 in
Wheel Travel - Rear
240 mm / 9.4 in
Brakes - Front
2x 320mm discs with 4-piston radially mounted calipers
Brakes - Rear
Single 260mm disc
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
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