Rieju SMX 50 - 2005 Specifications and Reviews

The 2005 Rieju SMX 50 is a liquid-cooled super motard designed for young and novice riders seeking an agile, lightweight machine. Powered by a 50cc single-cylinder two-stroke engine producing 8.5 hp, it excels in urban environments and off-road terrain with its nimble handling and compact 1,170 mm seat height. The SMX 50 is best known for its versatile super motard styling and accessible performance characteristics.

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Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemSeparated with automatic mixer
Fuel systemCarburettor. Dell´ortho HSA
Bore x stroke39.0 x 40.3 mm (1.5 x 1.6 inches)
Compression12.0:1
Power8.50
Stroke2
Engine typeSingle cylinder
Capacity:50.00 ccm (3.05 cubic inches)

Physical measures and capacities

Wheelbase1,332 mm (52.4 inches)
Overall width800 mm (31.5 inches)
Overall length2,050 mm (80.7 inches)
Overall height1,170 mm (46.1 inches)
 
 

Rieju SMX 50 dimensions and frame

Rear brakes diameter200 mm (7.9 inches)
Rear brakesSingle disc
Front brakes diameter260 mm (10.2 inches)
Front brakesSingle disc
Rear tyre dimensions130/70-17
Front tyre dimensions110/80-17
Rear suspensionShowa
Front suspensionShowa advantage with inverted bracket
Frame typePerimetral chassis (double beam).

Speed and acceleration

Fuel capacity8.40 litres (2.22 gallons)

CategorySuper motard
Year2005
ModelRieju SMX 50
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track45%
City80%
Cornering70%
Daily Riding50%
Touring15%
Passenger20%

Rider Profile

Best ForBest suited to younger or novice riders, often as a learner-legal or pre-license machine depending on local regulations.
PurposeDesigned as a lightweight, fun supermoto-style mini bike for playful city riding and short sporty jaunts rather than serious performance.
Rider FitIts very low dry weight and accessible seat height make it easy to handle for smaller or lighter riders, including teenagers.
CharacterA nimble, flickable little street bike with supermoto styling that rewards playful, energetic riding at low speeds.
Not Ideal ForNot suitable for highway travel, long-distance touring, carrying a passenger comfortably, or riders seeking real straight-line speed.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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