Aprilia RC 50: history, specs, pictures

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Aprilia RC 50
Production 1981
Class Enduro
air-cooled, two-stroke, single cylinder Minarelli
Bore / Stroke 38.1mm x 38.1mm
Compression ratio 13.5:1
Fuel System DellOrto SHA 14-12 carburetor
Transmission Gear box: gears

Final Drive: chain

Clutch: wet multi-disc, manual
Suspension Front: 32mm upside-down fork
Rear: dual adjustable shocks
Brakes Front: 125mm drum
Rear: 125mm drum
Front Tire 2.50 - 21
Rear Tire 3.50 - 18
Wheelbase 52.01 inches (1321 mm)
Length 78.31 inches (1989 mm)
Width 33.5 inches (851 mm)
Seat Height 34.61 inches (879 mm)
Weight 75.0 kg (wet)
Fuel Capacity 0.53 Gallon (2.00 Liters)
Manuals Service Manual

The Aprilia RC 50 was a air-cooled, two-stroke, single cylinder Minarelli Enduro motorcycle produced by Aprilia in 1981.


A 38.1mm bore x 38.1mm stroke result in a displacement of just 49.0 cubic centimeters.


The bike has a gears transmission. Power was moderated via the wet multi-disc, manual.


It came with a 2.50 - 21 front tire and a 3.50 - 18 rear tire. Stopping was achieved via 125mm drum in the front and a 125mm drum in the rear. The front suspension was a 32mm upside-down fork while the rear was equipped with a dual adjustable shocks. The RC 50 was fitted with a 0.53 Gallon (2.00 Liters) fuel tank. The wheelbase was 52.01 inches (1321 mm) long.

1981 Aprilia RC 50[edit]

The 1981 MY Aprilia RC 50 has, at its heart, an air-cooled, two-stroke, 49cc, single cylinder Minarelli powerhouse paired to a six-speed manual transmission. This entry-level off-road machine comes standard with a 32mm upside-down fork, dual adjustable shocks as a rear suspension, front and rear drum brakes, laced wheels with knobby tires mounted on them, plus a race-derived livery.