Enduro Bikes
2003KTM 400 EXC Racing
37 fields on record
The 2003 KTM 400 EXC Racing is a competition enduro bike with lights for road-legal trail use. Its liquid-cooled 398cc four-stroke single makes 50 hp through a six-speed gearbox. With a 925 mm seat, 112 kg dry weight and a 9-litre tank, it is built for serious off-road riding.
- Capacity
- 398.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 112.0 kg
- Seat height
- 925 mm
- Power
- 50.0 HP (36.8 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for competitive enduro and trail riding rather than road use, with a lightweight chassis and long-travel suspension designed to tackle rough, unpredictable ground.
- Built for
- Raw, focused, and purpose-built, this bike rewards aggressive, skillful riding with exceptional agility and off-road capability rather than outright speed or refinement.
- Not ideal for
- This is not a good fit for new riders, commuters, or anyone seeking comfort, passenger capability, or sustained highway touring.
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
- 398.0 ccm
- Power
- 50.0 HP (36.8 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.4464 HP/kg (dry)
- Bore x stroke
- 89.0 x 64.0 mm
- Compression
- 11.0:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- Kokusan digital 4K-3B
- Valves per cylinder
- 4
- Lubrication system
- Pressure lubrication with 2 Eaton pumps
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc clutch, operated hydraulically
Dimensions & weight
- Wheelbase
- 1481 mm
- Overall width
- 400 mm
- Seat height
- 925 mm
- Dry weight
- 112.0 kg
- Fuel capacity
- 9.00 litres
- Ground clearance
- 385 mm
Chassis & suspension
- Frame
- Chromium molybdenum
- Front suspension
- WP-USD 48 MA
- Rear suspension
- WP-PDS-shock absorber
- Front wheel travel
- 300 mm
- Rear wheel travel
- 335 mm
- Rake (fork angle)
- 26.5°
- Trail
- 64 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 216 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 260 mm
- Front tyre
- 90/90-21
- Rear tyre
- 140/80-18
Other
- Color options
- Orange/silver
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 | 2000 | 2002 | 2003 | 2004 | 2005 | 2007 |
|---|---|---|---|---|---|---|
| Capacity | 398 cc | 398 cc | 398 cc | 398 cc | 398 cc | 398 cc |
| Dry weight | 112 kg | 112 kg | 112 kg | 117 kg | 114 kg | 114 kg |
| Seat height | 925 mm | 925 mm | 925 mm | 925 mm | 925 mm | 925 mm |
| Fuel capacity | 9 L | 9 L | 9 L | 8.5 L | 8 L | 8 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 400 EXC Racing?
The 2003 KTM 400 EXC Racing has a Capacity of 398.0 ccm (24.29 cubic inches).
What engine power does the KTM 400 EXC Racing have?
The 2003 KTM 400 EXC Racing has a Power of 50.0 HP (36.8 kW).
How many gears does the KTM 400 EXC Racing have?
The 2003 KTM 400 EXC Racing has a Gearbox of 6-speed.
How much does the KTM 400 EXC Racing weigh?
The 2003 KTM 400 EXC Racing has a Dry weight of 112.0 kg (246.9 pounds).
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