2015 Aprilia SR 50 Factory technical specifications

Technical specifications

Model: SR 50 Factory
Years: 2015
Engine: Two stroke, single cylinder
Capacity: 49 cc / 3.0 cu in
Bore x Stroke: 39 x 41.35 mm
Cooling System: Liquid cooled
Lubrication: Wet sump forced lubrication system with mechanical pump
Exhaust: Single, Euro 2
Induction: Electronic direct fuel injection
Starting: Electric
Max Power: 4.0 kW / 5.4 hp @ 8500 rpm
Max Torque: 4.7 Nm / 0.48 kgf-m / 3.5 lb-ft @ 8500 rpm
Transmission: Continuous automatic variator
Final Drive: V-belt
Frame: Split single cradle frame in high tensile strength steel tube
Front Suspension: Telescopic hydraulic fork
Front Wheel Travel: 76 mm / 3.0 in
Rear Suspension: Engine unit acting as swingarm; frame linkages on two radial silent block mountings
Rear Wheel Travel: 70 mm / 2.8 in
Front Brakes: Ø190 mm Stainless steel disc brake with twin opposed pistons
Rear Brakes: Ø190 mm Stainless steel disc, racing caliper with twin opposed pistons
Wheels: Aluminium alloy
Front Tyre: 130/60-13
Rear Tyre: 130/60-13
Dimensions: Length: 1860 mm / 73.2 in Width: 805 mm / 31.7 in
Wheelbase: 1120 mm / 44.1 in
Seat Height: 820 mm / 32.3 in
Fuel Capacity: 7 Litres / 1.9 US gal
Reserve: 1.5 Litres / 0.4 US gal

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