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Motorcycle description sheet BMWR42 1928

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R42 1927
R42 1927
Model sold in
1926 1927 1928

Performance

Specifications
BMW R42 1928
  • Chassis
  • Frame : two parallel steel tube closed loops
  • Fuel capacity : 14 liters (3,70 US gallons)
  • Seat height : 720 mm (28,35 in)
  • Length : 2 100 mm (82,68 in)
  • Width : 800 mm (31,50 in)
  • Min height : 950 mm (37,40 in)
  • Wheelbase : 1 410 mm (55,51 in)
  • Curb mass : 126 kg
  • Front axle
  • Fork + leaf spring
  • Drum brakes Ø 150 mm (5.91 in)
BMW R42 1928 specifications
  • Transmission
  • 3 stage gearbox
  • Secondary cardan shaft
  • Rear axle
  • rigide
  • Motor
  • two-cylinder flat , 4 strokes
  • Cooling system : by air
  • Carburettor Ø 22 mm
  • 2 valves per cylinder
  • 494 cc (Bore x stroke: 68 x 68 mm)
  • 12 ch (11,80 hp) to 3 400 rpm
  • Power-to-weight ratio : approximately 9.61 kg/ch
    • Compression : 4.9 : 1
exhaust motor fluid electricity filtration braking Chain kit

Gallery
BMW R42 1928 - 1
BMW R42 1928 - 2
BMW R42 1928 - 3

Models

1926

1927

1928

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