BMW R80RT Mono

BMW R80RT Mono

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Model year
1990
make icon
Make
BMW
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Engine Power
49.63 HP (36.5 kW) @ 6500 rpm
Speed icon
Top Speed
105.63 mph

Technical Specifications

Engine and transmission

  • Engine type:
    2 cylinders, 4-stroke, Boxer
  • Displacement:
    798 cc (48.76 cubic inches)
  • Bore × stroke:
    3.34 inch × 2.78 inch (oversquare - shortstroke)
  • Cooling system:
    Air cooled
  • Power:
    49.63 HP (36.5 kW) @ 6500 rpm
  • Torque:
    58 Nm (42.78 lb-ft) @ 4000 rpm
  • Throttle:
    Cable operated
  • Valves
    Valve train:
    OHV, variable
    Valves per cylinder:
    2
  • Fuel and ignition
    Sparks per cylinder:
    1
    Fuel supply system:
    Carburetor
  • Compression:
    8.2:1
  • Engine mounting:
    Longitudinal
  • Lubrication system:
    Wet sump
  • Gear box:
    Manual 5-speed
  • Clutch:
    Dry, single plate, cable operated
  • Final drive:
    Shaft
  • Spark plug pipe type:
    Bosch, W 7 DC
  • Starter:
    Electric

Dimensions

  • Physical measures
    Length:
    85.6 inch
    Width:
    37.8 inch
    Height:
    58.2 inch
  • Weight
    Curb weight:
    500.4 lbs
  • Wheel base:
    57 inch
  • Ground clearance:
    5.51 inch
  • Seat height:
    31.8 inch

Chassis and suspension

  • Front
    Suspension:
    Cartridge
    Suspension travel:
    6.89 inch
    Brake:
    Twin Disk, Ø11.22 inch
    Tire:
    90 / 90 R18 H
  • Rear
    Suspension:
    mono shock, Mono arm
    Suspension travel:
    4.76 inch
    Brake:
    Drum, Ø7.87 inch
    Tire:
    120 / 90 R18 H
  • Frame type:
    steel, Double cradle frame

Other

  • ABS available:
    No
  • Power-to-weight ratio:
    0.16 KW/lbs (6.22 lbs/HP)
  • Acceleration (0-60 mph):
    6.4 sec
  • Top speed:
    105.63 mph
  • Fuel capacity:
    5.81 gals
  • Number of riders:
    2 persons

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