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Beta Minicross R 12 / 2010
Minibikes
2010 Beta Minicross R 12
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The 2010 Beta Minicross R 12 is a lightweight minibike designed for young riders and beginners learning off-road skills. Powered by a 49cc two-stroke engine with automatic transmission, it offers easy operation and predictable handling on dirt terrain. Known for its affordability and reliability, this bike is ideal for introducing children to motorcycle riding in controlled environments.
Capacity
49.0 ccm
Engine
Single, two-stroke
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
Speed 20 Agility 85 Comfort 25 Off-road 90 Touring 5 Road manners 10
Best for It exists to teach throttle control, balance and off-road technique on a scaled-down motocross-style machine. Built for The automatic centrifugal clutch and simple two-stroke single give it a forgiving, playful, easy-to-ride nature suited to dirt lots and small tracks. Not ideal for It is not suitable for adult riders, road use, passengers, or anyone seeking real speed or long-distance capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Full specifications
Metric
Imperial
Engine
Capacity
49.0 ccm
Power
5.4 HP (4.0 kW)
Engine type
Single, two-stroke
Power/weight ratio
0.1174 HP/kg (dry)
Bore x stroke
39.5 x 40.0 mm
Compression
12.5:1
Cooling system
Air
Fuel system
Carburettor
Starting
Kick
Ignition
Electronic
Lubrication system
Mix with fuel 1,5% (with synthetic oil)
Transmission
Transmission type
Automatic
Final drive
Chain
Clutch
Wet automatic centrifugal type
Dimensions & weight
Wheelbase
1100 mm
Overall length
1580 mm
Overall width
670 mm
Overall height
990 mm
Seat height
740 mm
Dry weight
46.0 kg
Wet weight
51.0 kg
Fuel capacity
2.00 litres
Ground clearance
280 mm
Reserve fuel capacity
0.30 litres
Chassis & suspension
Frame
Steel tubing
Front suspension
Mechanical fork with 30 mm shaft
Front wheel travel
30 mm
Brakes & wheels
Front brakes
Expanding brake (drum brake)
Front brakes diameter
90 mm
Rear brakes
Expanding brake (drum brake)
Rear brakes diameter
90 mm
Front tyre
2.5-15
Other
Color options
Red
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us .
What changed, year to year Differences highlighted
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
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Common questions
What is the engine size of the Beta Minicross R 12? The 2010 Beta Minicross R 12 has a Capacity of 49.0 ccm (2.99 cubic inches).
What engine power does the Beta Minicross R 12 have? The 2010 Beta Minicross R 12 has a Power of 5.4 HP (4.0 kW).
How much does the Beta Minicross R 12 weigh? The 2010 Beta Minicross R 12 has a Dry weight of 46.0 kg (101.4 pounds).
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