KTM 390 Adventure X

Production years
2025
Showing model year 2025
Brand
KTM
KTM 390 Adventure X — side view

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KTM 390 Adventure X (2025)

Selected year: 2025

Technical specifications

Engine capacity
398.7 cm³
Power
44 hp (33 kW) at 8,500 rpm
Wet weight
165 kg
Seat height
825 mm
View full specifications

Overview

The 2025 KTM 390 Adventure X is an adventure bike with a 398.7 cc single-cylinder engine. It produces 44 hp (33 kW) and 39 Nm, and weighs 165 kg (wet weight). Its seat height is 825 mm and its fuel tank holds 14 L. It has a 19 x 2.5 front wheel and a 17 x 3.5 rear wheel, with 200 mm of travel at each end. The steel trellis frame has a bolt-on subframe, and Bosch 10.3 Modular ABS includes an Offroad mode. Compared with the Kawasaki KLE500, the KTM 390 Adventure X is 30 kg lighter.

Specifications

Engine

Engine

Bore
89 mm
Bore x stroke
89 x 64 mm
Engine capacity
398.7 cm³
Compression ratio
12.6:1
Cooling system
Liquid Cooled
Cylinders
1
Engine type
Four stroke, single cylinder, DOHC with finger followers, 4 valves
Fuel system
Bosch fuel injection, 46 mm throttle body
Lubrication system
Wet sump
Starting
Electric
Stroke
64 mm
Valves per cylinder
4
Performance and transmission

Performance and transmission

Emission details
EURO 5+
Power
44 hp (33 kW) at 8,500 rpm
Torque
39 Nm
Chain size
520
Clutch
PASC slipper clutch, mechanically operated
Final drive
Chain
Gearbox
Manual 6-speed
Primary drive
86:33
Dimensions and weight

Dimensions and weight

Fuel capacity
14 L
Seat height
825 mm
Wet weight
165 kg
Wheelbase
1,464 mm
Chassis and suspension

Chassis and suspension

Fork tube size
43 mm
Frame
Steel trellis frame, powder coated, with bolt-on subframe
Front suspension
43mm WP APEX 43, open cartridge, non-adjustable
Front wheel travel
200 mm
Rear suspension
WP APEX Emulsion
Rear wheel travel
200 mm
Brakes and wheels

Brakes and wheels

Abs
Bosch 10.3 Modular with Offroad mode
Front brakes
Single 320 mm disc, Bybre axial calipers, two piston
Front brakes diameter
320 mm
Front tyre
100/90 x R19 M/C 54T TL M+S
Front wheel
19 x 2.5
Rear brakes
Single 240 mm disc, Bybre floating 1 piston caliper
Rear brakes diameter
240 mm
Rear tyre
130/80 x R17 M/C 70T M+S
Rear wheel
17 x 3.5
Wheels
Cast alloy

Last updated:

Pros and cons

Advantages

  • Lighter than the class median

    At 165 kg wet, it is 61.5 kg lighter than the adventure bike median in our catalogue.

  • Lower seat than the class median

    Its 825 mm seat is 16 mm lower than the adventure bike median in our catalogue.

Rider fit

Rider fit calculator

Calculated in your browser

KTM 390 Adventure X: Estimated rider reach on the motorcycle. Balls of both feet likely down. Seat height: 825 mm; Inseam 78.9 cm.
Seat height: 825 mmInseam 78.9 cm
Seat height: 825 mm
cm
cm

Don't know it? Leave this empty and we'll estimate it from your height.

Estimated from your height: 79 cm

How to measure

Stand barefoot with your back to a wall. Hold a book firmly between your legs, then measure from the floor to the top edge of the book.

Estimated ground reach

Balls of both feet likely down

You should reach on both sides, but probably not with your heels fully down.

Seat height

825 mm

Approx. loaded height

795 mm

Estimate assumes about 30 mm of suspension sag. Seat width, footwear, luggage and suspension settings can change real reach. Always sit on the motorcycle before buying.

Find more bikes for your height

Fuel range calculator

Enter your expected fuel consumption to estimate the distance on a full tank, with or without a fuel reserve.

Tank 14 L at 5.5 L/100 km

L/100 km

Lower consumption = longer range.

Estimated range

255 km

With 10% reserve

229 km

This is a planning estimate, not a measured result. Speed, route, weather, load and riding style can change real consumption.

FAQ

What is the weight of KTM 390 Adventure X?

The KTM 390 Adventure X weighs 165 kg (wet weight). For model year 2025.

What are the specs of KTM 390 Adventure X?

The KTM 390 Adventure X has the following key specifications (specs) for model year 2025: 399 cc; 44 hp (33 kW); 39 Nm; 165 kg (wet weight); seat height 825 mm; fuel tank 14 L. Specification table

How much horsepower does KTM 390 Adventure X have?

The KTM 390 Adventure X makes 44 hp (33 kW) at 8,500 rpm, with a torque of 39 Nm. For model year 2025.

What is the seat height of KTM 390 Adventure X?

The KTM 390 Adventure X has a seat height of 825 mm. For model year 2025.

What is the fuel tank capacity of KTM 390 Adventure X?

The KTM 390 Adventure X has a fuel tank capacity of 14 L. For model year 2025.

Does the KTM 390 Adventure X meet the numerical A2 limits?

The KTM 390 Adventure X meets the numerical A2 limits: 33.0 kW, 0.20 kW/kg. This does not confirm licence eligibility for every version and market. For model year 2025.

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