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Supermotos

2007Rieju SMX 50

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The 2007 Rieju SMX 50 is a lightweight super motard designed for novice and young riders seeking an accessible entry point into street riding. Its nimble 50cc liquid-cooled engine and compact dimensions make it ideal for urban commuting and learning fundamental motorcycle skills. The bike is best known for combining playful handling with practical everyday usability.

Capacity
50.0 ccm
Engine
Single
Gearbox
6-speed
Dry weight
94.5 kg
Seat height
900 mm
Power
5.4 HP (4.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2003 2004 2005 2006 2007

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 20Agility 85Comfort 30Off-road 20Touring 15Road manners 60
Off-road & trail20%
Cornering70%
City riding80%
Daily riding50%
Touring15%
Two-up20%
Track45%
Best for
Designed as a lightweight, fun supermoto-style mini bike for playful city riding and short sporty jaunts rather than serious performance.
Built for
A nimble, flickable little street bike with supermoto styling that rewards playful, energetic riding at low speeds.
Not ideal for
Not suitable for highway travel, long-distance touring, carrying a passenger comfortably, or riders seeking real straight-line speed.

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 us
At 900mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2007 Rieju SMX 50, with a relaxed knee angle of around 135 degrees and a slightly forward 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 821-900 mm — Long Legs →

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Full specifications

Engine
Capacity
50.0 ccm
Power
5.4 HP (4.0 kW)
Engine type
Single
Power/weight ratio
0.0571 HP/kg (dry)
Bore x stroke
40.3 x 39.0 mm
Compression
12.0:1
Cooling system
Liquid
Fuel system
Carburettor
Starting
Electric & kick
Lubrication system
Separated with automatic mixer
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1332 mm
Overall length
1970 mm
Overall width
750 mm
Overall height
1150 mm
Seat height
900 mm
Dry weight
94.5 kg
Fuel capacity
8.40 litres
Chassis & suspension
Frame
Perimetral of double beam in steel of high resistance
Front suspension
Upside Down Front Fork
Rear suspension
Monoshock Absorder Progressive System
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
260 mm
Rear brakes
Single disc
Rear brakes diameter
200 mm
Front tyre
100/80-17
Rear tyre
130/70-17
Other
Color options
Red, black, blue

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 20032004200520062007
Capacity 49 cc 49 cc 50 cc 50 cc 50 cc
Dry weight 95 kg 95 kg 95 kg 95 kg 95 kg
Seat height 900 mm 900 mm 900 mm 900 mm 900 mm
Fuel capacity 8.4 L 8.4 L 8.4 L 8.4 L 8.4 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

5.0
★★★★★
Rider rating

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Common questions

What is the engine size of the Rieju SMX 50?

The 2007 Rieju SMX 50 has a Capacity of 50.0 ccm (3.05 cubic inches).

What engine power does the Rieju SMX 50 have?

The 2007 Rieju SMX 50 has a Power of 5.4 HP (4.0 kW).

How many gears does the Rieju SMX 50 have?

The 2007 Rieju SMX 50 has a Gearbox of 6-speed.

How much does the Rieju SMX 50 weigh?

The 2007 Rieju SMX 50 has a Dry weight of 94.5 kg (208.3 pounds).

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