General İnformation |
| Model |
Aprilia RS4 50 |
| Year |
2011 |
| Category |
Sport |
Engine and transmission |
| Displacement |
49.90 ccm (3.04 cubic inches) |
| Compression |
11.5:1 |
| Bore x stroke |
39.9 x 40.0 mm (1.6 x 1.6 inches) |
| Fuel system |
Carburettor. Dell’Orto PHVA – 17.5 |
| Ignition |
Elettronica C.D.I. |
| Lubrication system |
Automatic mixer |
| Cooling system |
Liquid |
| Gearbox |
6-speed |
| Transmission type, final drive |
Chain |
| Driveline |
Primary drive: Gears. Ratio: 21/78. Final drive: Chain. Ratio: 14/53 |
| Emission details |
Euro 2 |
Chassis, suspension, brakes and wheels |
| Frame type |
Twin spar aluminium frame |
| Front suspension |
40 mm upside down fork |
| Front wheel travel |
110 mm (4.3 inches) |
| Rear suspension |
Asymmetric swingarm with monoshock |
| Rear wheel travel |
130 mm (5.1 inches) |
| Frame |
110/80-17 |
| Front tyre |
110/80-17 |
| Rear tyre |
130/70-17 |
| Front brakes |
Single disc |
| Front brakes diamete |
300 mm (11.8 inches) |
| Rear brakes |
Single disc |
| rear_brakes_diameter |
180 mm (7.1 inches) |
Physical measures and capacities |
| Seat height |
820 mm (32.3 inches) If adjustable, lowest setting. |
| Overall length |
1,953 mm (76.9 inches) |
| Overall width |
740 mm (29.1 inches) |
| Wheelbase |
1,350 mm (53.1 inches) |
| Fuel capacity |
14.50 litres (3.83 gallons) |
Other specifications |
| Color options |
Red/black, white/black |
| Starter |
Electric |
| Electrical |
Battery: 12V – 6Ah |
