| Attribute | Beta RR 4T 250 × | Beta RR 250M × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2007 |
| Make | Beta | Beta |
| Model | Beta RR 4T 250 | Beta RR 250M |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Keihin FCR-MX 37 | Carburettor. Keihin FCR-MX 37 |
| Displacement (cm³) | 250 | 250 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 75 | 75 |
| Stroke (mm) | 56.5 | 56.5 |
| Gearbox | 6-speed | 6-speed |
| Ignition | DC-CDI without trembler with variable ignition | DC-CDI without trembler with variable ignition |
| Clutch | wet multi-disc clutch | wet multi-disc clutch |
| Lubrication system | 2 oil pumps | 2 oil pumps |
| Compression | 12.0:1 | 12.0:1 |
| Chassis | ||
| Front suspension | Hydraulic USD fork with ø45 mm shaft | Hydraulic USD fork with ø45 mm shaft |
| Rear suspension | Monoshock with progressive compound lever | Monoshock with progressive compound lever |
| Front brakes | Single disc. double-piston floating caliper | Single disc. Floating disc ø255 mm and double-piston floating caliper |
| Rear brakes | Single disc. single-piston floating caliper | Single disc. Disc ø240 mm and single-piston floating caliper |
| Diameter (mm) | 240 | 240 |
| Frame type | Molybdenum steel with double cradle split above the exhaust port | Molybdenum steel with double cradle split above |
| Front tyre | 90/90-21 | 90/90-21 |
| Rear tyre | 140/80-18 | 140/80-18 |
| Front wheel travel (mm) | - | 45 |
| Dimensions | ||
| Wheelbase (mm) | 1,490 | 1,490 |
| Dry weight (kg) | 117 | 117 |
| Overall height (mm) | 1,255 | 1,255 |
| Overall length (mm) | 2,270 | 2,270 |
| Overall width (mm) | 813 | 813 |
| Seat height (mm) | 940 | 940 |
| Ground clearance (mm) | 320 | 320 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | 1 |
| Fuel capacity (l) | 8.5 | 8.5 |