06 December. Saturday 2025
Hyosung SF50B Prima - 2011 Specifications and Reviews
2011
Engine and Transmission Specifications | |
| Driveline | CVT |
| Clutch | Centrifugal automatic clutch |
| Transmission type,final drive | Belt |
| Gearbox | Automatic |
| Cooling system | Air |
| Fuel system | Carburettor |
| Bore x stroke | 41.0 x 37.4 mm (1.6 x 1.5 inches) |
| Compression | 7.2:1 |
| Torque | 3.80 Nm (0.4 kgf-m or 2.8 ft.lbs) @ 6500 |
| Power | 5.00 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.00 ccm (2.99 cubic inches) |
| Category | Scooter |
| Year | 2011 |
| Model | Hyosung SF50B Prima |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes diameter | 162 mm (6.4 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 120/70-12 |
| Front tyre dimensions | 110/70-12 |
| Rear suspension | Mono Shock Absorber (Preload adjustable) |
| Front suspension | Conventional Telescopic |
| | |
Physical measures and capacities | |
| Fuel capacity | 4.73 litres (1.25 gallons) |
| Wheelbase | 51 mm (2.0 inches) |
| Ground clearance | 6 mm (0.2 inches) |
| Seat height | 29 mm (1.1 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0568 HP/kg |
| Dry weight | 88.0 kg (194.0 pounds) |
Other specs | |
| Wheelbase | 1,250 mm (49.2 inches) |
| Overall width | 1,170 mm (46.1 inches) |
| Overall length | 1,835 mm (72.2 inches) |
| Overall height | 1,155 mm (45.5 inches) |
| Rear brakes diameter | 240 mm (9.4 inches) |
| Rear tyre | 255/55-9 |
| Front tyre | 175/75-10 |
| Rear Suspension | Aluminum alloy swing arm, |
| Front Suspension | Independent double A-arm, |
| Lubrication system | Semi dry sump |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Valves per cylinder | 4 |
| Bore x Stroke | 96.0 x 62.0 mm (3.8 x 2.4 inches) |
| Compression | 12.0:1 |
| Torque | 47.64 Nm (4.9 kgf-m or 35.1 ft.lbs) @ 7000 Revolutions">RPM |
| Capacity: | 448.80 ccm (27.39 cubic inches) |
| Model | Hyosung Rapier 450 Quad |
| Color options | Blue, red |
| Factory warranty | 2 Year |
| Starter | Electric |
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