Aprilia RS 50

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Aprilia
Aprilia RS 50 Tetsuya.jpg
Aprilia RS 50 Tetsuya from 2001
RS 50 / RS4 50
Manufacturer Aprilia
class Moped
Motor data
Single cylinder two-stroke engine , liquid-cooled
Displacement  (cm³) 49.9
Power  (kW / PS ) 4.7 kW (6.4 PS) at 9,000 rpm (RS 50)
2.0 kW (2.7 PS) at 5,750 rpm (RS4 50)
Torque  ( N m ) 3.5 Nm at 5,500 rpm (RS4 50)
Top speed (  km / h) <100
transmission 6 courses
drive Chain, 11/53
Brakes Front: 300 mm stainless steel disc, radial four-piston pliers.
Rear: 218 mm stainless steel disc, radial single-piston pliers
Wheelbase  (mm) 1350
Seat height (cm) 82
Empty weight  (kg) 132

The Aprilia RS 50 is a sporty moped from the Italian motorcycle manufacturer Aprilia . It is characterized by a 49.9-cm 3 -Einzylinder two-cycle aluminum engine, the engine variants Minarelli -AM6 motor driven. When throttled, the Aprilia RS 50 reaches a speed of 45 km / h, when unthrottled it can reach speeds of over 80 km / h.

Since 2006 a new, significantly modified version of the Aprilia RS 50 has been produced; The new Aprilia RS 50 clearly stands out from its predecessors in terms of appearance. The new Aprilia RS 50 is of the D50B0 / 1 engine of Derbi driven.

RS4 50

The latest version of the Aprilia RS 50 has existed since 2011, is now called RS4 50 and is the current model in the series. With the RS4 50, both the name and the design are based on the Aprilia RSV4 (successor to the Aprilia RSV 1000 R ). The liquid-cooled 50 cm 3 two-stroke engine of the RS4 50 is started with a starter. Depending on the speed, the motor is supplied with oil separately via a pump. Like the big model, the Aprilia RSV4, the RS4 50 is also equipped with a six-speed gearbox.

Technology of the RS4 50

Parameters Data
engine Single-cylinder two-stroke, liquid-cooled
Bore and stroke 39.86 x 40 mm
power 4.7 kW (6.4 PS) at 9,000 rpm
Carburetor Dell'Orto PHVA - 17.5
Compression ratio 11.5: 1
ignition Electronic CDI
Starter Electric starter
battery 12 V - 6 Ah
lubrication Automatic admixture
transmission 6 gears, I 11/34, II 15/30, III 18/27, IV 20/24, V 22/23, VI 23/22
Primary drive Gears, 21/78
Secondary drive Chain, 11/53
coupling Multi-disc clutch
frame Bridge frame made of aluminum
Front suspension 41 mm upside-down fork, 110 mm travel
Rear suspension Asymmetrical monoshock swingarm, suspension travel 130 mm
Brakes front: 300 mm disc made of stainless steel, radial four-piston pliers
Rear: 218 mm stainless steel disc, radial single piston pliers
rims made of light metal with 6 double spokes, sealing profile for tubeless tires; front: 2.75 × 17 "; rear: 3.50 × 17"
tires Front: 110/80 - 17 ", rear: 130/70 - 17"

Web links

Commons : Aprilia RS 50  - Collection of Images

Individual evidence

  1. RS-50. On Aprilia.com ( PDF ; 28 kB), accessed on January 9, 2019.
  2. RS4 50 / RS4 50 Replica SBK. At Motorrad-Wimmer-Merkel.de, accessed on January 9, 2019.
  3. - ( Memento of the original from August 8, 2014 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. @1@ 2Template: Webachiv / IABot / de.aprilia.com
  4. Technical data of the superbike Track test: WSBK-BMW S 1000 RR (part 2): Technical data of the superbike (accessed on January 8, 2012)