Aprilia RS 250

Aprilia RS 250

The 1997 Aprilia RS 250 has, at its heart, a liquid-cooled, two-stroke, 249cc.

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Model year
1997
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Engine Power
55.61 HP (40.9 kW) @ 10000 rpm
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Top Speed
124.27 mph

Technical Specifications

Engine and transmission

  • Engine type:
    2 cylinders, 2-stroke, V-twin
  • Displacement:
    249 cc (15.21 cubic inches)
  • Bore × stroke:
    2.2 inch × 1.99 inch (oversquare - shortstroke)
  • Cooling system:
    Water cooled
  • Power:
    55.61 HP (40.9 kW) @ 10000 rpm
  • Torque:
    46 Nm (33.93 lb-ft) @ 9800 rpm
  • Throttle:
    Cable operated
  • Valve train:
    Reed valve, variable
  • Sparks per cylinder:
    1
  • Fuel supply system:
    Carburetor
  • Ignition type:
    Digital CDI
  • Funnel diameter:
    1.18 inch
  • Compression:
    13.2:1
  • Engine mounting:
    Transverse
  • Lubrication system:
    Oil pump
  • Gear box:
    Manual 6-speed
  • Clutch:
    Wet, multiple discs, cable operated
  • Final drive:
    Chain
  • Spark plug pipe type:
    NGK, BR9ECM
  • Motor oil:
    Synthetic, 2T
  • Starter:
    Kick-starter

Dimensions

  • Length:
    78 inch
  • Width:
    27.2 inch
  • Height:
    42.9 inch
  • Wheel base:
    53.9 inch
  • Trail:
    3.5 inch
  • Seat height:
    27.2 inch
  • Curb weight:
    310.9 lbs
  • Dry weight:
    271.2 lbs

Chassis and suspension

  • Front
    Suspension:
    Cartridge - upside-down
    Suspension travel:
    4.72 inch
    Fork angle:
    25°
    Brake:
    Twin Disk, Ø11.73 inch
    Tire:
    110 / 70 R17 ZR
    Tire pressure:
    0.13 PSI
  • Rear
    Suspension:
    mono shock, Swingarm
    Suspension travel:
    5.12 inch
    Brake:
    Disk, Ø8.66 inch
    Tire:
    150 / 70 R17 ZR
    Tire pressure:
    0.14 PSI, with pillion: 0.17 PSI withpilion
  • Frame type:
    aluminium, twin spar

Other

  • ABS available:
    No
  • Power-to-weight ratio:
    0.29 KW/lbs (3.45 lbs/HP)
  • Top speed:
    124.27 mph
  • Fuel capacity:
    4.36 gals
  • Number of riders:
    2 persons

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