R3


Production Model Years
   1936 - 1936

Frame and Engine Numbers

   Frame numbers
    1001 - 1740
    ———
   Engine numbers
    20001 - 20740

Model Specifications
Drivetrain
Displacement305cc
Cylinders1
Bore x Stroke (mm)68 x 84
HP @ RPM11 @ 4200
Compression Ratio6.0:1
ValvesOHV, 2 per cylinder
ClutchDry, single plate, cable operated
Transmission4 speed, hand shifted
Final DriveDriveshaft
Running Gear
Framepressed steel, rivetted
Front SuspensionUndamped leaf spring
Rear SuspensionRigid
Front Brakes180mm drum, single leading shoe
Rear Brakes180mm drum, single leading shoe
Electrical
IgnitionBattery/coil
Spark PlugsBosch W175
GeneratorBosch 6V 45W
Capacities & Measurements
Weight149kg
Fuel12l
Wheelbase1320mm
Top Speed100kph
Number Produced740

The information provided here was obtained from a variety of public sources and may not reflect official BMW archival data.
Please contact the BMW Archives for official data regarding models.