Aprilia RS 50 Extrema

Aprilia RS 50 Extrema

The 1993 Aprilia RS 50 Extrema is a stylish and Supersport motorcycle with Water cooled, 50cc, 2-stroke and 7.34 HP (5.4 kW) @ 10000 rpm.

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Model year
1993
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Engine Power
7.34 HP (5.4 kW) @ 10000 rpm
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Top Speed
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Technical Specifications

Engine and transmission

  • Engine type:
    1 cylinders, 2-stroke, Single
  • Displacement:
    50 cc (3.06 cubic inches)
  • Bore × stroke:
    1.59 inch × 1.54 inch (square)
  • Cooling system:
    Water cooled
  • Power:
    7.34 HP (5.4 kW) @ 10000 rpm
  • Throttle:
    Cable operated
  • Valve train:
    Reed valve, variable
  • Sparks per cylinder:
    1
  • Fuel supply system:
    Carburetor
  • Ignition type:
    Digital CDI
  • Funnel diameter:
    0.55 inch
  • Compression:
    12.5:1
  • Engine mounting:
    Transverse
  • Gear box:
    Manual 6-speed
  • Clutch:
    Wet, multiple discs, cable operated
  • Final drive:
    Chain
  • Spark plug pipe type:
    NGK, B8ES
  • Motor oil:
    Synthetic, 2T
  • Starter:
    Electric

Dimensions

  • Length:
    77.4 inch
  • Width:
    28.3 inch
  • Height:
    43.3 inch
  • Wheel base:
    50.4 inch
  • Seat height:
    31.9 inch
  • Curb weight:
    249.1 lbs
  • Dry weight:
    216.1 lbs

Chassis and suspension

  • Front
    Suspension:
    Cartridge - upside-down
    Suspension travel:
    4.72 inch
    Brake:
    Single Disk, Ø11.81 inch
    Tire:
    90 / 90 R16
    Tire pressure:
    0.14 PSI
  • Rear
    Suspension:
    mono shock, Swingarm
    Suspension travel:
    4.72 inch
    Brake:
    Disk, Ø7.09 inch
    Tire:
    110 / 80 R17
    Tire pressure:
    0.14 PSI
  • Frame type:
    aluminium, twin spar

Other

  • ABS available:
    No
  • Power-to-weight ratio:
    0.05 KW/lbs (20.93 lbs/HP)
  • Fuel capacity:
    3.43 gals
  • Number of riders:
    2 persons
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