Production Model Years
1961 - 1962
Frame and Engine Numbers
564005 - 565639 / 564005 - 565639
Model Specifications
Drivetrain
Displacement 497cc
Cylinders 2
Bore x Stroke (mm) 68 x 68
HP @ RPM 35 @ 7650
Compression Ratio 9.5:1
Valves OHV, 2 per cylinder
Clutch Dry, single plate, cable operated
Transmission 4 speed, foot shifted
Final Drive Driveshaft
Running Gear
Frame Tubular steel double cradle
Front Suspension Earles type swingarm fork
Rear Suspension Twin shock swingarm
Front Brakes 200mm drum, dual leading shoe
Rear Brakes 200mm drum, single leading shoe
Electrical
Ignition Magneto
Spark Plugs Bosch W240
Generator Bosch LJ/CGE 60/6/1700 6V 60W
Capacities & Measurements
Weight 198kg
Fuel 17l
Wheelbase 1415mm (1450mm in sidecar configuration)
Top Speed 160kph
Number Produced 1634
PreviewAttachmentSize
r50_model_dates.pdf51.28 KB

Comments

Seeking Information About 1961 R50s

guest's picture

Just curious to learn the whereabouts of a 1961 R50s that I used to ride. VIN 564159 on frame and on engine --all original in perfect condition. Please contact Mike at (319)295-5569. Thank you

BMW R50S

guest's picture

Does anyone happen to have any information about R50S #564770? I am in the process of restoring this bike and seeking information.
Thanks
B.Greenwood
Santa Rosa, Ca.

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