Oldtimer picture gallery. Motorcycles. BMW R71.
BMW-R71
Years of production: 1938 - 1941
Overall production: 3458
Engine: 4-stroke sidevalve opposite 2-cyl., 597cc, 22hp/4600rpm
Bore/Stroke: 78/78 mm
Compression ratio: 5,5 : 1
Length: 2130mm, width: 815mm, height: 960mm
Wheelbase: 1400mm
Carburetters: 2 x Graetzin G24
Forced feed lubrication
Clutch: dry single plate
Battery ignition
Generator: Bosch RD 50/6 2800 RS 17
Spark Plugs: Bosch W 175 T1
Gearbox: 4 speed
Ratios: I - 3,6; II - 2,28; III - 1,7; III - 1,3
Rear Wheel Ratio:
1 : 3,6 (10 : 36), sidecar 1 : 3,89 (9 : 35)
Tubular frame
Front fork: telescopic
Rear suspension: telescopic
Weight: 187 kg
Maximal speed: 125 km/h (solo) 105 km/h (with sidecar)
Tyres: 3,5x19 inches
Fuel capacity: 14 Ltr.
Fuel consumption: 4,5 Ltr/100km
Oil consumption: about 1 Ltr/100km
Price: 1595 RM
Photos are from:
eBay Deutschland.
Vintage BMW Motorcycle Owners Ltd..
Thanks for corrections to Ton Goossens, Netherlands.
Color pictures on this page have been kindly shared by the owner of these 1938 and 1939 BMW R-71 - Lech Lebiedowski.
What else in the net:
BMW R71 (in French).
Entrance Gallery Motorcycles BMW Sale Links
Last updated 17 XII 2005. Andrei Bogomolov. Contact Information.
Spark Plugs: Bosch W 175 T1
Maximal speed: 125 km/h (solo) 105 km/h (with sidecar)
eBay Deutschland.