Aprilia RX 50 (2013)

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The Aprilia RX50 is a 2013 motorcycle with a single cylinder, two-stroke engine that has a capacity of 49.9cc. It has a bore and stroke of 39.9mm x 40mm and a liquid cooling system with a compression ratio of 11.5:1. The lubrication is automatic, and the exhaust is single and high under the seat. The induction is with a Dell’Orto PVHA 17.5 carburetor, and ignition is electronic CDI. Starting is done by kick-starting, and the clutch wet is a multi-plate type. The transmission has six speeds with gear ratios of 11:34 for the first, 15:30 for the second, 18:27 for the third, 20:24 for the fourth, 22:23 for the fifth, and 23:22 for the sixth. The final drive is done by a chain with a primary drive ratio of 21:87 and a final drive ratio of 11:53.

The frame is made of steel beams, and the front suspension has a hydraulic fork with a diameter of 40mm. The front wheel travel is up to 195mm, and the rear suspension is made of high-strength steel with hydraulic monoshock with a rear wheel travel of 180mm. The front brake is one stainless steel disc at 260mm with a floating caliper, while the rear brake is one disc at 180mm and a floating caliper. The wheels have aluminum rims with laced spokes, with a 1.85 x 21 front rim and 2.15 x 18 rear rim. The front tire is 90/90-21, while the rear tire is 110/80-18. The dimensions of the motorcycle are 2100mm in length, 825mm in width, 1412mm in wheelbase, and 880mm in seat height. The fuel capacity is 7 L or 1.85 US gal.

Technical specifications:

Make Model: Aprilia RX50

Year: 2013


Engine: Single cylinder, two stroke
Capacity: 49.9 cc / 3.04 cu in
Bore x Stroke: 39.9 x 40 mm
Cooling System: Liquid cooled
Compression Ratio: 11.5:1
Lubrication: Automatic mixer
Exhaust: Single, hich under seat
Induction: Dell’Orto PVHA 17.5 carburetor
Ignition: Electronic CDI
Starting: Kick
Clutch: Wet, multi plate
Transmission: 6 speed
Gear Ratios: 1st 11:34 / 2nd 15:30 / 3rd 18:27 / 4th 20:24 / 5th 22:23 / 6th 23:22
Final Drive: Chain
Primary Drive Ratio: 21/87

Final Drive Ratio: 11/53
Frame: Steel beam
Front Suspension: Hydraulic fork, 40 mm
Front Wheel Travel: 195 mm / 7.7 in
Rear Suspension: High strength steel swingarm, hydraulic monoshock
Rear Wheel Travel: 180 mm / 7.1 in
Front Brakes: Single stainless steel disc, 260 mm, floating caliper
Rear Brakes: Single disc, 180 mm, floating caliper
Wheels: Aluminium rims, laced spokes
Front Rim: 1.85 x 21
Rear Rim: 2.15 x 18
Front Tyre: 90/90-21
Rear Tyre: 110/80-18
Dimensions: Length: 2100 mm / 82.7 in Width: 825 mm / 32.5 in
Wheelbase: 1412 mm / 55.6 in
Seat Height: 880 mm / 34.6 in
Fuel Capacity: 7 L / 1.85 US gal

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