Motocross Bikes
2009Rieju MX Disc 50
27 fields on record
The 2009 Rieju MX Disc 50 is a small motocross-style minibike from the Spanish brand Rieju. Its air-cooled 50cc two-stroke single drives an automatic transmission and chain. A low 740 mm seat and just 46 kg dry weight make it ideal for children learning to ride off-road.
- Capacity
- 50.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 46.0 kg
- Seat height
- 740 mm
- Power
- 5.4 HP (4.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It exists to teach fundamentals of off-road riding and balance in a low-power, low-risk package rather than to perform any serious sporting or commuting role.
- Built for
- It has a playful, toy-like personality with automatic transmission simplicity, light steering, and negligible top speed, prioritizing fun over performance.
- Not ideal for
- It is not suitable for adult riders seeking real off-road performance, highway travel, or any kind of touring or passenger use.
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 usEngine
- Capacity
- 50.0 ccm
- Power
- 5.4 HP (4.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.1174 HP/kg (dry)
- Bore x stroke
- 39.0 x 41.8 mm
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Kick
Transmission
- Transmission type
- Automatic
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1100 mm
- Overall length
- 1596 mm
- Overall width
- 685 mm
- Overall height
- 995 mm
- Seat height
- 740 mm
- Dry weight
- 46.0 kg
- Fuel capacity
- 2.50 litres
- Ground clearance
- Not on record - add it
Chassis & suspension
- Frame
- Double cradle steel tube
- Front suspension
- Hydraulic telescopic fork of 36mm.
- Rear suspension
- Mono-shock shock absorber
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 145 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 145 mm
- Front tyre
- 2.50-15
- Rear tyre
- 2.50-15
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 | 2008 | 2009 | 2010 |
|---|---|---|---|
| Capacity | 50 cc | 50 cc | 50 cc |
| Dry weight | 46 kg | 46 kg | 46 kg |
| Seat height | 740 mm | 740 mm | 740 mm |
| Fuel capacity | 2.5 L | 2.5 L | 2.5 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Rieju MX Disc 50?
The 2009 Rieju MX Disc 50 has a Capacity of 50.0 ccm (3.05 cubic inches).
What engine power does the Rieju MX Disc 50 have?
The 2009 Rieju MX Disc 50 has a Power of 5.4 HP (4.0 kW).
How much does the Rieju MX Disc 50 weigh?
The 2009 Rieju MX Disc 50 has a Dry weight of 46.0 kg (101.4 pounds).
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