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R37

R37
Production Model Years
   1925 - 1926

Frame and Engine Numbers

   Frame numbers
    100 - 275
    ———
   Engine numbers
    35001 - 35175

 

Model Documentation

 

Model Specifications

Drivetrain
Displacement494cc
Cylinders2
Bore x Stroke (mm)68 x 68
HP @ RPM16 @ 4000
Compression Ratio6.2:1
ValvesOHV, 2 per cylinder
ClutchDry, single plate, cable operated
Transmission3 speed, hand shifted
Final DriveDriveshaft
Running Gear
FrameTubular double loop, brazed
Front SuspensionUndamped, trailing link, dual leaf spring
Rear SuspensionRigid
Front Brakes150mm drum, single leading shoe
Rear BrakesV-block pressed into dummy rim sheave, heel operated
Electrical
IgnitionBosch magneto
Spark PlugsBosch W175
GeneratorBosch magneto/generator
Capacities & Measurements
Weight134kg
Fuel14l
Wheelbase1380mm
Top Speed115kph
Number Produced152
BMW's first OHV bike, built as a sport bike and for racing. Only 174 copies of the R37 were sold, making it BMW's most exclusive production bike.

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.