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KTM 50 SX Junior - 2007 Specifications and Reviews

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Engine and Transmission Specifications

ClutchCentrifugal clutch (adjustable)
Transmission typefinal driveChain
Cooling systemLiquid
Lubrication systemMixture 1:60
StarterKick
IgnitionSeletra analogue
Fuel systemCarburettor. Dell´Orto PHVA 14 DS
Bore x stroke39.5 x 40.0 mm (1.6 x 1.6 inches)
Stroke2
Engine typeSingle cylinder
Capacity:49.00 ccm (2.99 cubic inches)

Physical measures and capacities

Wheelbase910 mm (35.8 inches)
Ground clearance220 mm (8.7 inches)
Seat height585 mm (23.0 inches) If adjustable, lowest setting.
Dry weight37.6 kg (82.9 pounds)
 
 

KTM 50 SX Junior dimensions and frame

Exhaust systemAluminium
Rear brakes diameter90 mm (3.5 inches)
Rear brakesExpanding brake (drum brake)
Front brakes diameter160 mm (6.3 inches)
Front brakesSingle disc
Rear suspension travel185 mm (7.3 inches)
Rear suspensionWP monoshock
Front suspension travel115 mm (4.5 inches)
Front suspensionMarzocchi, 32 mm (1.26
Rake (fork angle)24.0°
Frame typeCentral double-cradle-type frame

Speed and acceleration

Fuel capacity1.80 litres (0.48 gallons)

CategoryMinibike, cross
Year2007
ModelKTM 50 SX Junior

Rider Reviews

Total comments: 1
64x64

MotorcycleDB Review

The 2007 KTM 50 SX Junior is a little gem that packs a powerful punch for its size. Arguably one of the best models in the mini dirt bike market, this machine boasts a 2-stroke engine, automatic transmission and a sturdy chassis that ensures durability and longevity. Optimized for young riders, the KTM 50 SX Junior offers superb handling, and unparalleled throttle response, providing a smooth and controlled riding experience. Its compact size coupled with its impressive acceleration and top speed make this bike a fantastic choice for beginner riders. The hydraulic disc brakes give young riders the safety needed to develop confidence in their riding abilities. What really sets the 2007 KTM 50 SX Junior apart is its premium build quality. Trustworthy and reliable, this bike requires minimal maintenance, letting young riders spend more time on the dirt and less time in the garage. It has adjustable suspension which allows for customization based on the rider’s weight and the terrain, further enhancing its versatility and usability. The bike's innovative design and stellar performance easily rank it among the top contenders in the 50cc class. Overall, the 2007 KTM 50 SX Junior offers a fantastic off-road riding experience for young motorcyclists, combining power, control, and reliability in a compact and stylish package.
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