BMW R75 with sidecar

BMW R75 with sidecar

year icon
Model year
1941
make icon
Make
BMW
power icon
Engine Power
25.97 HP (19.1 kW) @ 4000 rpm
Speed icon
Top Speed
59.03 mph

Technical Specifications

Engine and transmission

  • Engine type:
    2 cylinders, 4-stroke, Boxer
  • Displacement:
    746 cc (45.58 cubic inches)
  • Bore × stroke:
    3.07 inch × 3.07 inch (square)
  • Cooling system:
    Air cooled
  • Power:
    25.97 HP (19.1 kW) @ 4000 rpm
  • Throttle:
    Cable operated
  • Valve train:
    OHV, variable
  • Valves per cylinder:
    2
  • Sparks per cylinder:
    1
  • Fuel supply system:
    Carburetor
  • Funnel diameter:
    0.94 inch
  • Compression:
    5.8:1
  • Engine mounting:
    Longitudinal
  • Lubrication system:
    Wet sump
  • Gear box:
    Manual 4-speed
  • Clutch:
    Dry, single plate, cable operated
  • Final drive:
    Shaft
  • Spark plug pipe type:
    Bosch, W 175 T1
  • Starter:
    Kick-starter

Dimensions

  • Length:
    94.5 inch
  • Width:
    68.1 inch
  • Height:
    39.4 inch
  • Wheel base:
    56.9 inch
  • Curb weight:
    881.8 lbs

Chassis and suspension

  • Frame type:
    steel, Double cradle frame
  • Sidecar:
    Yes
  • Front
    Suspension:
    Cartridge
    Brake:
    Single Drum, Ø9.84 inch
    Tire:
    4.49 × 16
  • Rear
    Brake:
    Drum, Ø9.84 inch
    Tire:
    4.49 × 16

Other

  • ABS available:
    No
  • Power-to-weight ratio:
    0.05 KW/lbs (20.94 lbs/HP)
  • Top speed:
    59.03 mph
  • Fuel capacity:
    6.34 gals
  • Number of riders:
    3 persons

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