Rieju SMX Pro 50 - 2008 Specifications and Reviews

The 2008 Rieju SMX Pro 50 is a lightweight super motard designed for young and novice riders seeking an agile, street-focused machine. Powered by a liquid-cooled 50cc single-cylinder engine with six-speed transmission, it delivers nimble handling and straightforward performance ideal for urban riding and learner development. Known for its accessible seat height and manageable weight, this Spanish-built model combines playful character with practical commuting capability.

2008
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Engine and Transmission Specifications

Gearbox6-speed
Cooling systemLiquid
Lubrication systemSeparate mixture
StarterElectric & kick
Fuel systemCarburettor. Dell´Orto PHBN 16
Bore x stroke40.3 x 39.0 mm (1.6 x 1.5 inches)
Stroke2
Engine typeSingle cylinder
Capacity:50.00 ccm (3.05 cubic inches)

Physical measures and capacities

Overall width750 mm (29.5 inches)
Overall length1,970 mm (77.6 inches)
Overall height1,150 mm (45.3 inches)
Seat height900 mm (35.4 inches) If adjustable, lowest setting.
Dry weight96.5 kg (212.7 pounds)
 
 

Rieju SMX Pro 50 dimensions and frame

Exhaust systemMuffler with aluminium silencer
Rear brakes diameter200 mm (7.9 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesSingle disc
Rear tyre dimensions130/70-17
Front tyre dimensions100/80-17
Rear suspensionGas Mono-shock shock absorber and separate bottle PRS system
Front suspensionMarzocchi inverted fork of 40mm.
Frame typeDouble cradle. Highly resistant steel perimeter
 
 

Speed and acceleration

Color optionsOrange, black
Fuel capacity8.40 litres (2.22 gallons)

CategorySuper motard
Year2008
ModelRieju SMX Pro 50

Other specs

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

Performance Profile & Rider Fit

Best For

Track40%
City70%
Cornering65%
Daily Riding35%
Touring10%
Passenger10%

Rider Profile

Best ForThis is best suited to younger or novice riders, often as a 50cc learner or pit bike rather than an experienced rider's machine.
PurposeDesigned as a mini supermoto for playful street riding, wheelies, and short sporty jaunts rather than any serious performance or distance work.
Rider FitIts very light dry weight and low-ish seat height make it accessible and easy to manage for smaller or lighter riders.
CharacterA cheeky, style-focused mini streetfighter that mimics big supermoto looks and handling traits in a tiny, low-powered package.
Not Ideal ForIt is not suitable for highway travel, long touring, carrying a passenger, or riders seeking real speed or power.

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

Rider Fit Visualizer

2008 Rieju SMX Pro 50 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 900mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2008 Rieju SMX Pro 50, with a relaxed knee angle of around 145 degrees and a forward-leaning riding position.

Data quality: estimated (wheelbase estimated from this category's typical bike, not this model's own spec). Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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