Beta RR 125 4T - 2006 Specifications and Reviews
The 2006 Beta RR 125 4T is a lightweight enduro bike ideal for beginner and intermediate off-road riders seeking an accessible entry into trail riding. Its air-cooled single-cylinder engine delivers manageable power while the compact 103kg frame and responsive handling make it nimble through technical terrain. Best known for reliable performance and user-friendly characteristics perfect for learning fundamental off-road skills.
2006
General information | |
| Category | Enduro / offroad |
| Year | 2006 |
| Model | Beta RR 125 4T |
Engine and Transmission Specifications | |
| Gearbox | 5-speed |
| Cooling system | Air |
| Ignition | Electronic |
| 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 | 10.0:1 |
| Stroke | 4 |
| Engine type | Single cylinder |
| Capacity: | 124.00 ccm (7.57 cubic inches) |
| | |
Physical measures and capacities | |
| Wheelbase | 1,370 mm (53.9 inches) |
| Ground clearance | 320 mm (12.6 inches) |
| Overall width | 820 mm (32.3 inches) |
| Overall length | 2,070 mm (81.5 inches) |
| Overall height | 1,215 mm (47.8 inches) |
| Dry weight | 103.0 kg (227.1 pounds) |
Beta RR 125 4T dimensions and frame | |
| 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 | 120/90-18 |
| Front tyre dimensions | 80/90-21 |
| Rear suspension travel | 270 mm (10.6 inches) |
| Rear suspension | Monoshock with adjustable spring preload |
| Front suspension travel | 250 mm (9.8 inches) |
| Front suspension | Hydraulic fork |
| | |
Speed and acceleration | |
| Reserve fuel capacity | 1.00 litres (0.26 gallons) |
| Fuel capacity | 6.00 litres (1.59 gallons) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
Best For
Track20%
City35%
Cornering55%
Daily Riding30%
Touring20%
Passenger10%
Rider Profile
| Best For | Best suited to novice-to-intermediate off-road riders, thanks to its light weight and modest, easy-to-manage 125cc four-stroke power delivery. |
| Purpose | Built as a genuine enduro trail bike for tackling technical dirt, tight woods sections, and rough terrain rather than road speed or distance. |
| Rider Fit | Its low dry weight and tall, narrow enduro chassis make it easy to muscle around and flick over obstacles, though the 320mm ground clearance and seat height favor riders comfortable standing on pegs. |
| Character | A nimble, willing little trail bike that rewards momentum and skillful line choice over outright horsepower. |
| Not Ideal For | Not a good fit for riders wanting sustained highway speeds, long-distance touring comfort, or a machine capable of carrying a passenger. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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