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BMW Motorcycles

BMW 1927 R39

BMW-1927-R39-Bretti-Bros-01.jpg

BMW R32


Production Years: 1923-1926
Engine: four-stroke sidevalve single
Capacity: 494cc; Bore x Stroke 68 x 68 mm; Compression Ratio 5.0:1; Air cooled

Induction: 22 mm carburettor

Ignition: Bosch magneto

Starting: Kick start lever on left
Clutch: Single plate, dry clutch

Max Power: 6.3 kW / 8.5 hp @ 3200 rpm (or 4000rpm)

Transmission: 3 Speed

Final Drive: Cardan Shaft
Frame: Twin loop steel tubular frame

Front Suspension: Twin cantilever leaf spring

Rear Suspension: Rigid; sprung saddle

Front Brake: 150mm Drum

Rear Brake: rim block

Front Tyre: 26 x 3.5

Rear Tyre: 26 x 3.5

Weight: 122 kg wet
Fuel Capacity: 14 litres

Courtesy Bretti Brothers