Adventure Motorcycles
2026KTM 390 Adventure R
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The 2026 KTM 390 Adventure R is a lightweight adventure bike designed for budget-conscious riders seeking accessible off-road capability. Its liquid-cooled single-cylinder engine, long-travel suspension, and nimble steel trellis frame deliver genuine trail-ready performance ideal for beginners and intermediate riders exploring unpaved terrain and adventure touring.
- Capacity
- 398.7 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 161.0 kg
- Seat height
- 870 mm
- Power
- 44.4 HP (33.1 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built primarily for mixed on- and off-road adventure riding, with real dirt capability rather than just cosmetic ADV styling.
- Built for
- A lightweight, single-cylinder adventure bike that rewards playful, momentum-based riding over outright speed, feeling nimble on trails and eager to change direction.
- Not ideal for
- Not the right choice for riders seeking high-speed touring comfort, large-capacity torque, or a plush ride for two-up long-distance travel.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 398.7 ccm
- Power
- 44.4 HP (33.1 kW)
- Torque
- 39.0 Nm (4.0 kgf-m)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.2758 HP/kg (dry)
- Bore x stroke
- 89.0 x 64.0 mm
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- Bosch EMS with RBW
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- PASC™ antihopping clutch, mechanically operated
Dimensions & weight
- Wheelbase
- 1481 mm
- Seat height
- 870 mm
- Dry weight
- 161.0 kg
- Wet weight
- 176.0 kg
- Fuel capacity
- 14.00 litres
- Ground clearance
- 272 mm
Chassis & suspension
- Frame
- Steel trellis frame, powder coated
- Front suspension
- WP APEX open cartridge 43mm
- Rear suspension
- WP APEX split piston
- Front wheel travel
- 230 mm
- Rear wheel travel
- 230 mm
- Rake (fork angle)
- 26.5°
- Trail
- 110 mm
Brakes & wheels
- Front brakes
- Bybre axial floating calipers with 2 pistons
- Front brakes diameter
- 320 mm
- Rear brakes
- Bybre floating caliper 1 piston
- Rear brakes diameter
- 240 mm
- Front tyre
- 90/90-21
- Front Wheel
- 21.0 in
- Rear tyre
- 140/80-18
- Rear Wheel
- 18.0 in
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2025 | 2026 |
|---|---|---|
| Capacity | 399 cc | 399 cc |
| Dry weight | 161 kg | 161 kg |
| Seat height | 870 mm | 870 mm |
| Fuel capacity | 14 L | 14 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the KTM 390 Adventure R?
The 2026 KTM 390 Adventure R has a Capacity of 398.7 ccm (24.33 cubic inches).
What engine power does the KTM 390 Adventure R have?
The 2026 KTM 390 Adventure R has a Power of 44.4 HP (33.1 kW).
How many gears does the KTM 390 Adventure R have?
The 2026 KTM 390 Adventure R has a Gearbox of 6-speed.
What is the torque of the KTM 390 Adventure R?
The 2026 KTM 390 Adventure R has a Torque of 39.0 Nm (4.0 kgf-m or 28.8 ft.lbs).
How much does the KTM 390 Adventure R weigh?
The 2026 KTM 390 Adventure R has a Dry weight of 161.0 kg (354.9 pounds).
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