22 June. Monday 2026
Beta Alp 125 - 2008 Specifications and Reviews
The 2008 Beta Alp 125 is a lightweight trial bike designed for novice and intermediate riders seeking an accessible entry point into competition or recreational trials riding. Its compact 124cc single-cylinder engine delivers manageable power with electric and kick-start convenience, while the five-speed transmission and wet clutch provide smooth control over technical terrain. Best known for its balanced handling and reliable air-cooled performance, the Alp 125 suits riders prioritizing nimbleness and ease of use over raw power.
General information | |
| Category | Trial |
| Year | 2008 |
| Model | Beta Alp 125 |
Engine and Transmission Specifications | |
| Clutch | Wet multi-disc clutch |
| Gearbox | 5-speed |
| Cooling system | Air |
| Lubrication system | forced with pump |
| Starter | Electric & kick |
| Fuel control | SOHC |
| Fuel system | Carburettor. Mikuni UCAL 5Nh 26-38 |
| Bore x stroke | 54.0 x 54.0 mm (2.1 x 2.1 inches) |
| Compression | 10.5:1 |
| Stroke | 4 |
| Engine type | Single cylinder |
| Capacity: | 124.00 ccm (7.57 cubic inches) |
| | |
Physical measures and capacities | |
| Wheelbase | 1,372 mm (54.0 inches) |
| Ground clearance | 298 mm (11.7 inches) |
| Overall width | 820 mm (32.3 inches) |
| Overall length | 2,143 mm (84.4 inches) |
| Overall height | 1,150 mm (45.3 inches) |
| Seat height | 850 mm (33.5 inches) If adjustable, lowest setting. |
| Dry weight | 101.0 kg (222.7 pounds) |
| | |
Beta Alp 125 dimensions and frame | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 245 mm (9.6 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 120/80-18 |
| Front tyre dimensions | 90/90-21 |
| Rear suspension travel | 180 mm (7.1 inches) |
| Rear suspension | Monoshock with adjustable spring preload |
| Front suspension travel | 170 mm (6.7 inches) |
| Front suspension | Hydraulic fork with 38 mm shaft |
| Frame type | steel double cradle frame |
Speed and acceleration | |
| Reserve fuel capacity | 1.50 litres (0.40 gallons) |
| Fuel capacity | 6.80 litres (1.80 gallons) |
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