14 August. Friday 2026
Beta Alp 4.0 - 2010 Specifications and Reviews
The 2010 Beta Alp 4.0 is a lightweight 349cc enduro bike designed for adventure riders and off-road enthusiasts seeking versatility and manageable power. Its air-cooled single-cylinder engine and nimble steel frame make it ideal for trail riding and exploration. Known for reliable performance and excellent handling in varied terrain, it suits riders prioritizing practicality and accessibility.
General information | |
| Category | Enduro / offroad |
| Year | 2010 |
| Model | Beta Alp 4.0 |
Engine and Transmission Specifications | |
| Clutch | Wet multi-plate |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Air |
| Fuel control | SOHC |
| Fuel system | Carburettor. Mikuni BST 33 |
| Valves per cylinder | 4 |
| Bore x stroke | 79.0 x 71.2 mm (3.1 x 2.8 inches) |
| Compression | 9.5:1 |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 349.00 ccm (21.30 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 90/90-21 |
| Front tyre dimensions | 90/90-21 |
| Rear suspension travel | 220 mm (8.7 inches) |
| Rear suspension | Monoshock with adjustable spring preload |
| Front suspension travel | 220 mm (8.7 inches) |
| Front suspension | Hydraulic fork with 46 mm shaft |
| Frame type | Steel double cradle frame |
| | |
Physical measures and capacities | |
| Reserve fuel capacity | 3.00 litres (0.79 gallons) |
| Fuel capacity | 10.50 litres (2.77 gallons) |
| Wheelbase | 1,444 mm (56.9 inches) |
| Ground clearance | 275 mm (10.8 inches) |
| Overall width | 850 mm (33.5 inches) |
| Overall length | 2,208 mm (86.9 inches) |
| Overall height | 1,240 mm (48.8 inches) |
| Seat height | 863 mm (34.0 inches) If adjustable, lowest setting. |
| Dry weight | 133.0 kg (293.2 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Blue/black |
| Starter | Electric |
Performance Profile & Rider Fit
Best For
Track15%
City35%
Cornering55%
Daily Riding40%
Touring40%
Passenger25%
Rider Profile
| Best For | Best suited to riders with at least some off-road or dual-sport experience, given the tall seat height and dirt-oriented ergonomics. |
| Purpose | Designed primarily for trail riding and dual-sport exploration rather than outright speed or highway cruising. |
| Rider Fit | The tall 35.8 inch seat height and narrow perimeter-frame stance favor taller or more confident riders who can comfortably handle the bike standing or at a stop. |
| Character | A light, single-cylinder trail bike with a lively, torquey feel and nimble handling suited to technical terrain and tight trails. |
| Not Ideal For | Not a good fit for riders wanting sustained high-speed highway touring or two-up comfort over long distances. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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