Adventure Motorcycles

2004KTM 50 Senior Adventure

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The 2004 KTM 50 Senior Adventure is an entry-level minibike designed for young riders transitioning to larger bikes. Its lightweight frame, low seat height, and manageable 6 horsepower make it ideal for learning fundamental riding skills. Known for its durability and off-road capability, this model combines sportiness with practical adventure-bike styling.

Capacity: 49.0 ccm
Engine: Single
Gearbox: Not on record
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Dry weight: 38.4 kg
Seat height: 650 mm
Power: 6.0 HP (4.4 kW)

⇄ Compare with another bike All model years

What’s new for the 2004 KTM 50 Senior Adventure

vs the 2003

Spec	2003	2004
Engine capacity	49.8 ccm (3.04 cubic inches)	49.0 ccm (2.99 cubic inches)
Power	5.4 HP (4.0 kW)	6.0 HP (4.4 kW)
Front brakes	Expanding brake (drum brake)	Single disc

Other years 2003 2004 2005 2006 2007

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail55%

Cornering40%

City riding10%

Daily riding5%

Touring3%

Two-up0%

Track5%

Best for: Built purely for supervised backyard and light off-road play to teach a child the fundamentals of riding before moving to bigger machines.
Built for: A gentle, forgiving minibike with a centrifugal clutch and mellow two-stroke power delivery designed to build confidence rather than thrills.
Not ideal for: Not suitable for teenagers or adults, road use, long distances, or anyone expecting real speed or highway capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 650mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2004 KTM 50 Senior Adventure, with a cramped knee angle of around 65 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 750 mm or under — Short Kings →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 49.0 ccm
Power: 6.0 HP (4.4 kW)
Engine type: Single
Power/weight ratio: 0.1563 HP/kg
Bore x stroke: 39.5 x 40.0 mm
Cooling system: Air
Fuel system: Carburettor
Starting: Kick
Ignition: Seletra analogue
Lubrication system: 0,15 - 0,2 l Motorex ATF Super
Torque: Not on record - add it

Transmission

Transmission type: Automatic
Final drive: Chain
Clutch: Centrifugal clutch (adjustable)

Dimensions & weight

Wheelbase: 1030 mm
Seat height: 650 mm
Dry weight: 38.4 kg
Fuel capacity: 2.00 litres
Ground clearance: 255 mm

Chassis & suspension

Frame: Central double-cradle-type frame
Front suspension: Marzocchi 32 mm
Rear suspension: Paioli MC 30 monoshock
Rear wheel travel: 185 mm
Rake (fork angle): 24.0°
Trail: 67 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 216 mm
Rear brakes: Expanding brake (drum brake)
Rear brakes diameter: 216 mm
Front tyre: 2.50-10
Rear tyre: 2.50-10

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	2003	2004	2005	2006	2007
Capacity	49.80 ccm (3.04 cubic inches)	49.00 ccm (2.99 cubic inches)	49.00 ccm (2.99 cubic inches)	49.00 ccm (2.99 cubic inches)	49.00 ccm (2.99 cubic inches)
Dry weight	38.4 kg (84.7 pounds)	38.4 kg (84.7 pounds)	38.4 kg (84.7 pounds)	38.4 kg (84.7 pounds)	38.4 kg (84.7 pounds)
Seat height	650 mm (25.6 inches)	650 mm (25.6 inches)	650 mm (25.6 inches)	650 mm (25.6 inches)	650 mm (25.6 inches)
Fuel capacity	2.00 litres (0.53 gallons)	2.00 litres (0.53 gallons)	2.00 litres (0.53 gallons)	2.00 litres (0.53 gallons)	2.00 litres (0.53 gallons)