BMW R 4 1932 Specifications

Complete specifications and review of the 1932 BMW R 4

BMW R 4 1932 Specifications

Specifications

SpecificationValue
BrandBMW
ModelR 4
Year1932
Imagehttps://cdn.motorcycles-specs.com/bmw-r-4-1932.jpg
SpecificationValue
Year1932
Bore x Stroke84 x 78 mm
Capacity498 cc / 30.4 cu in.
ClutchSingle plate, dry
Compression Ratio5.7:1
Cooling SystemAir cooled
EngineFour stroke, single cylinder vertical
Final DriveShaft
FramePressed steel duplex frame
Front Brake∅160mm Drum
Front SuspensionPlate spring, 9 laminae with 2 friction shock absorbers
Front Tyre3.50 x 26" SS
Fuel Capacity12 L / 3.2 US gal
Gear Ratio1st 3.6 / 2nd 2.28 / 3rd 1.70 / 4th 1.30:1
GeneratorBosch 6V/45W
IgnitionBattery ignition
Induction1 x carburetor type SUM CK 3/500 Fr
Max Power10.4 kW / 14hp @ 4000 rpm
Rear Brakes∅160mm Drum
Rear SuspensionRigid, sping loaded saddle
Rear Tyre3.50 x 26" SS
StartingKick
Transmission4 Speed
Wet-Weight137 kg / 302 lbs