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Beta Minitrial
2008Other

Beta Minitrial

Key specifications

Engine
49 cc
Weight
43 kg
Fuel type
petrol
Fuel capacity
0.5 L
Transmission
Automatic
Seat height
22 mm
Front brakes
Expanding brake (drum brake). Mechanical drive drum
Rear brakes
Expanding brake (drum brake). Mechanical drive drum

Overview

Introducing the 2008 Beta Minitrial, a compact yet powerful motorcycle designed specifically for the world of trial riding. Known for its agility and lightweight build, this model is an excellent choice for both newbies looking to hone their skills and seasoned riders seeking a reliable companion for challenging terrains. With its focused design and exceptional maneuverability, the Minitrial stands out in the market as a well-crafted option for those who crave the thrill of trial riding without the bulk of larger motorcycles. At the heart of the Minitrial is a nimble 49cc single-cylinder, two-stroke engine that delivers a delightful balance of power and responsiveness. With a compression ratio of 13.9:1 and a bore and stroke of 39.5 x 40.0 mm, this petite powerhouse is engineered to tackle steep inclines and rugged surfaces with ease. The automatic gearbox paired with an automatic centrifugal wet clutch allows riders to concentrate on their technique without the distraction of manual shifting. The air-cooled engine, complemented by a Dell'Orto SHA 14 - 12L carburettor, ensures smooth throttle response, making it ideal for navigating tight turns and obstacles with precision. Key features of the 2008 Beta Minitrial enhance its performance and rider experience. The bike is constructed from durable steel tubing, providing a robust yet lightweight chassis that weighs in at just 42.5 kg (93.7 pounds). Its mechanical fork with a 30mm shaft offers reliable front suspension, while the expanding drum brakes—measuring 66 mm at the front and 90 mm at the rear—deliver consistent stopping power. With a seat height of 570 mm (22.4 inches) and an impressive ground clearance of 255 mm (10 inches), riders can easily handle technical spots and maintain control on uneven surfaces. The compact fuel capacity of 2.00 litres (0.53 gallons) is sufficient for focused, short rides, allowing for uninterrupted practice sessions. **

Pros

  • Lightweight Design: At just 42.5 kg, the Minitrial is easy to maneuver, making it perfect for trial riding where agility is crucial.
  • Automatic Gearbox: The automatic transmission simplifies riding, allowing novices to focus on technique without the complexity of manual shifting.
  • Responsive Engine: The two-stroke engine delivers impressive throttle response, making it highly capable on challenging terrains.

Cons

  • Limited Fuel Capacity: With only 2.00 litres of fuel capacity, longer rides may require frequent refueling.
  • Basic Suspension Components: While effective, the mechanical fork may not offer the advanced adjustability found in higher-end models.
  • Niche Market Positioning: As a trial bike, the Minitrial may not appeal to riders looking for versatility beyond trial-specific applications.

Technical details

Source specification data

Make
Beta
Model
Minitrial
Category
Trial
Clutch
Automatic centrifugal wet clutch
Gearbox
Automatic
Ignition
Electronic Selettra
Fuel System
Carburettor. Dell´Orto SHA 14 - 12L
Bore X Stroke
39.5 x 40.0 mm (1.6 x 1.6 inches)
Compression
13.9:1
Displacement
49.00 ccm (2.99 cubic inches)
Cooling System
Air
Engine Details
Single cylinder, two-stroke
Lubrication System
mix with fuel 1,5% (with synthetic oil)
Dry Weight
42.5 kg (93.7 pounds)
Seat Height
570 mm (22.4 inches) If adjustable, lowest setting.
Fuel Capacity
2.00 litres (0.53 gallons)
Overall Width
650 mm (25.6 inches)
Overall Height
940 mm (37.0 inches)
Overall Length
1,530 mm (60.2 inches)
Ground Clearance
255 mm (10.0 inches)
Reserve Fuel Capacity
0.30 litres (0.08 gallons)
Rear Tyre
2.5-14
Frame Type
Steel tubing
Front Tyre
2.5-16
Rear Brakes
Expanding
brake (drum brake).
Mechanical
drive drum
Front Brakes
Expanding
brake (drum brake).
Mechanical
drive drum
Front Suspension
Mechanical fork with ø30 mm shaft
Rear Brakes Diameter
90 mm (3.5 inches)
Front Brakes Diameter
66 mm (2.6 inches)