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UltimateSpecs.com   Cars Motorcycles
Motorcycles Specs > Aprilia > Aprilia RS4 50

Aprilia RS4 50 Specs

The Aprilia RS4 50 model is a Sport bike manufactured by Aprilia . In this version sold from year 2012 , the dry weight is  and it is equiped with a V2, four-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of  . With this drive-train, the Aprilia RS4 50 is capable of reaching a maximum top speed of  . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Aprilia RS4 50 have a  frame with front suspension being 41 mm upside down fork, wheel travel 110 mm and in the rear suspension it is equiped with Asymmetric swingarm with monoshock, wheel travel 130 mm . Stock tire sizes are 100/80-17 on the front, and 130/70-17 on the rear. As for stopping power, the Aprilia RS4 50 braking system includes Single disc size 300 mm (11.8 inches) at the front and Single disc size 218 mm (8.6 inches) at the rear. 

Aprilia RS4 50 General Information

Brand Aprilia 
Model Aprilia RS4 50 
Year 2012 
Year 2012 
Category Sport 
Factory Warranty (Years / miles)  

Aprilia RS4 50 Dimensions, Aerodynamics and weight

Frame type  
Seat details  
Wheelbase 1,350 mm (53.1 inches) 
Length 1,953 mm (76.9 inches) 
Width 740 mm (29.1 inches) 
Height 1,138 mm (44.8 inches) 
Seat Height 820 mm (32.3 inches) If adjustable, lowest setting. 
Alternate Seat Height  
Ground Clearance  
Trail size  
Wheels details In light alloy with 6 split spokes, with sealing profile for tubeless tyres; front: 2.75 x 17in.; rear: 3.50 x 17in. 
Front Tyres - Rims dimensions 100/80-17 
Rear Tyres - Rims dimensions 130/70-17 
Front brakes Single disc 
Rear brakes Single disc 
Front Brakes Dimensions - Disc Dimensions 300 mm (11.8 inches) 
Rear Brakes Dimensions - Disc Dimensions 218 mm (8.6 inches) 
Curb Weight (including fluids)  
Dry Weight  
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio :  
Fuel Tank Capacity 14.50 litres (3.83 gallons) 
Reserve Fuel Capacity  
Carrying Details and Capacity  
Front Suspension 41 mm upside down fork, wheel travel 110 mm 
Front Suspension Travel  
Rear Suspension Asymmetric swingarm with monoshock, wheel travel 130 mm 
Rear Suspension Travel  

Aprilia RS4 50 Engine and Transmission Technical Data

Engine type - Number of cylinders V2, four-stroke 
Engine details  
Fuel system  
Engine size - Displacement - Engine capacity 49.90 ccm (3.04 cubic inches) 
Bore x Stroke 39.9 x 39.9 mm (1.6 x 1.6 inches) 
Compression Ratio 11.5:1 
Number of valves per cylinder  
Camshaft Valvetrain Configuration  
Maximum power - Output - Horsepower  
Maximum torque  
Engine Maximum RPM  
Cooling system Liquid 
Lubrication system Automatic mixer 
Engine oil capacity  
Exhaust system  
Gearbox 6-speed 
Transmission type, final drive ratio Chain 
Clutch type Multiplate wet clutch 
Driveline Chain, 11/53. Primary drive: Gears, 21/78. 

Aprilia RS4 50 Performance

Top Speed  
Acceleration 0 to 100 km/h (0 to 62 mph)  
Acceleration 0 to 400m (1/4 mile)  
Recuperation 60 to 140 km/h in highest gear  
Fuel Consumption - MPG - Economy - Efficiency  
CO2 emissions  
Emissions Euro 2 

Aprilia RS4 50 Electrical Systems, Ignition and Equipment

Ignition Type Electronic with CDI capacity discharge 
Electrical Details  
Starter Type Electric 
Instruments  
Lights