22 December. Sunday 2024
Aprilia RS4 50 - 2012 Specifications and Reviews
Replacement for the: 2011 Aprilia RS50
About the Aprilia RS4 50
Launched in 2011, the two stroke RS4 50 replaced the outgoing 2011 Aprilia RS50. It is also the little brother to the Aprilia RS4 125.
Styled on the RSV4 superbike.
Engine and Transmission Specifications | |
| Emission details | Euro 2 |
| Driveline | Chain, 11/53. Primary drive: Gears, 21/78. |
| Clutch | Multiplate wet clutch |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Automatic mixer |
| Ignition | Electronic with CDI capacity discharge |
| Bore x stroke | 39.9 x 39.9 mm (1.6 x 1.6 inches) |
| Compression | 11.5:1 |
| Engine type | V2, four-stroke |
| Capacity: | 49.90 ccm (3.04 cubic inches) |
| Category | Sport |
| Year | 2012 |
| Model | Aprilia RS4 50 |
Brakes, suspension, Frame and wheels | |
| Wheels | In light alloy with 6 split spokes, with sealing profile for tubeless tyres; front: 2.75 x 17in.; rear: 3.50 x 17in. |
| Rear brakes diameter | 218 mm (8.6 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 300 mm (11.8 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 130/70-17 |
| Front tyre dimensions | 100/80-17 |
| Rear suspension | Asymmetric swingarm with monoshock, wheel travel 130 mm |
| Front suspension | 41 mm upside down fork, wheel travel 110 mm |
| | |
Physical measures and capacities | |
| Fuel capacity | 14.50 litres (3.83 gallons) |
| Wheelbase | 1,350 mm (53.1 inches) |
| Overall width | 740 mm (29.1 inches) |
| Overall length | 1,953 mm (76.9 inches) |
| Overall height | 1,138 mm (44.8 inches) |
| Seat height | 820 mm (32.3 inches) If adjustable, lowest setting. |
Other specs | |
| Oil capacity | 1.00 litres (0.07 quarts) |
| Wheelbase | 745 mm (29.3 inches) |
| Ground clearance | 75 mm (3.0 inches) |
| Power/weight ratio | 0.0417 HP/kg |
| Dry weight | 77.0 kg (169.8 pounds) |
| Rear tyre | 15/6-6 |
| Front tyre | 14/6-6 |
| Fuel system | Carburettor |
| Bore x Stroke | 40.0 x 39.2 mm (1.6 x 1.5 inches) |
| Compression | 6.8:1 |
| Torque | 3.32 Nm (0.3 kgf-m or 2.4 ft.lbs) @ 5700 Revolutions">RPM |
| Power | 3.21 Horsepower">HP (2.3 Kilowatt">kW)) @ 5800 Revolutions">RPM |
| Capacity: | 49.30 ccm (3.01 cubic inches) |
| Model | Aeon Minikolt 50 |
| Color options | White, black, red/white/green |
| Starter | Electric |
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