BMW R4 Series 3 1934

Complete specifications and details for the 1934 BMW R4 Series 3. This comprehensive guide includes engine specifications, dimensions, features, and performance data.

BMW R4 Series 3 1934

Basic Information

MakeBMW
ModelR4 Series 3
Year1934
CategoryAllround

Chassis, Suspension & Brakes

Frame TypePressed steel duplex
Front BrakesExpanding brake (drum brake)
Front Brakes Diameter180 mm (7.1 inches)
Front SuspensionCartridge
Front Tyre3.50-26.00
Rear BrakesExpanding brake (drum brake)
Rear Brakes Diameter180 mm (7.1 inches)
Rear SuspensionRigid
Rear Tyre3.50-26.00
SeatSolo seat with springs

Other Specifications

Carrying Capacity200kg
StarterKick

Engine & Transmission

Displacement398.00 ccm (24.29 cubic inches)
Engine DetailsSingle cylinder, four-stroke
Power14.00 HP (10.2 kW)) @ 4000 RPM
Top Speed100.0 km/h (62.1 mph)
Compression5.7:1
Bore X Stroke84.0 x 78.0 mm (3.3 x 3.1 inches)
Fuel SystemCarburettor
Lubrication SystemWet sump
Cooling SystemAir
Transmission Type Final DriveShaft drive (cardan)
ClutchDry-single plate-cable operated
Fuel Consumption3.50 litres/100 km (28.6 km/l or 67.21 mpg)
Greenhouse Gases81.2 CO2 g/km. (CO2 - Carbon dioxide emission)

Dimensions & Capacities

Fuel Capacity12.00 litres (3.17 gallons)
Overall Height950 mm (37.4 inches)
Overall Length1,980 mm (78.0 inches)
Overall Width850 mm (33.5 inches)
Weight Incl Oil Gas Etc137.0 kg (302.0 pounds)