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Trials Bikes

2010Beta Minitrial

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The 2010 Beta Minitrial is a lightweight 50cc trial bike engineered for young riders and beginners learning fundamental riding techniques. Its automatic centrifugal clutch and user-friendly two-stroke engine deliver predictable, manageable power ideal for navigating obstacles and developing balance skills. Known for reliable performance in competitive youth trial events, it remains a popular entry-level machine.

Capacity
49.0 ccm
Engine
Single, two-stroke
Gearbox
Not on record
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Dry weight
42.5 kg
Seat height
570 mm
Power
5.4 HP (4.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2004 2005 2006 2007 2008 2009 2010

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 10Agility 90Comfort 20Off-road 85Touring 5Road manners 10
Off-road & trail85%
Cornering60%
City riding5%
Daily riding5%
Touring5%
Two-up0%
Track15%
Best for
It exists purely for teaching trial riding skills at very low speeds over obstacles, not for speed, commuting, or long-distance riding.
Built for
Light, playful, and forgiving, with an automatic centrifugal clutch that lets young riders focus entirely on balance and throttle control.
Not ideal for
It is not suitable for adults, road use, highway travel, or anyone seeking speed, comfort, or passenger capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine
Capacity
49.0 ccm
Power
5.4 HP (4.0 kW)
Engine type
Single, two-stroke
Power/weight ratio
0.1271 HP/kg (dry)
Bore x stroke
39.5 x 40.0 mm
Compression
13.9:1
Cooling system
Air
Fuel system
Carburettor
Ignition
Electronic Selettra
Lubrication system
Mix with fuel 1,5% with synthetic oil
Transmission
Transmission type
Automatic
Final drive
Chain
Clutch
Automatic centrifugal wet clutch
Dimensions & weight
Wheelbase
1020 mm
Overall length
1530 mm
Overall width
650 mm
Overall height
940 mm
Seat height
570 mm
Dry weight
42.5 kg
Fuel capacity
2.00 litres
Ground clearance
255 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). Mechanical drive drum
Front brakes diameter
66 mm
Rear brakes
Expanding brake (drum brake). Mechanical drive drum
Rear brakes diameter
90 mm
Front tyre
2.5-16
Rear tyre
2.5-14
Other
Color options
Black/white

Specs last verified against published sources: .

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 20042006200720092010
Capacity 49 cc 50 cc 49 cc 49 cc 49 cc
Dry weight — 42 kg 43 kg 43 kg 43 kg
Seat height 570 mm 570 mm 570 mm 570 mm 570 mm
Fuel capacity — 2 L 2 L 2 L 2 L

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 Minitrial?

The 2010 Beta Minitrial has a Capacity of 49.0 ccm (2.99 cubic inches).

What engine power does the Beta Minitrial have?

The 2010 Beta Minitrial has a Power of 5.4 HP (4.0 kW).

How much does the Beta Minitrial weigh?

The 2010 Beta Minitrial has a Dry weight of 42.5 kg (93.7 pounds).

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