General information |
Model
|
BMW R4 Series 4 |
Year of manufacture
|
1935 |
Type
|
Allround |
Rating
|
Do you know this bike? Click here to rate it. We miss 1 vote to show the rating. |
Engine and transmission |
Engine size
|
398.0 ccm (24.29 cubic inches) |
Type of engine
|
Single cylinder, four-stroke |
Output
|
14.0 HP (10.2 kW)) @ 4000 RPM |
Top speed
|
95.0 km/h (59.0 mph) |
Compression
|
5.7:1 |
Fuel system
|
Carburettor. Sum CK 3/500 Fr |
Fuel control
|
Overhead Valves (OHV) |
Lubrication system
|
Wet sump |
Cooling system
|
Air |
Transmission type
|
Shaft drive (cardan) (final drive) |
Clutch
|
Dry-single plate-cable operated |
Fuel consumption
|
3.50 litres/100 km (28.6 km/l or 67.21 mpg) |
Greenhouse gases
|
81.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
Chassis, suspension, brakes and wheels |
Frame type
|
Pressed steel duplex |
Front suspension
|
Cartridge |
Rear suspension
|
Rigid |
Front tire
|
3.50-26.00 |
Rear tire
|
3.50-26.00 |
Front brakes
|
Expanding brake (drum brake) |
Diameter
|
180 mm (7.1 inches) |
Rear brakes
|
Expanding brake (drum brake) |
Diameter
|
180 mm (7.1 inches) |
Seat
|
Solo seat with springs |
Physical measures and capacities |
Overall height
|
950 mm (37.4 inches) |
Overall length
|
1980 mm (78.0 inches) |
Overall width
|
850 mm (33.5 inches) |
Wheelbase
|
1303 mm (51.3 inches) |
Fuel capacity
|
12.00 litres (3.17 US gallons) |
Other specifications |
Starter
|
Kick |
Update specs | Report missing specs or required updates. |
Further information |
Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
Ask questions | Join the 35 BMW R4 Series 4 discussion group or the general BMW discussion group. |
Related bikes | List related bikes for comparison of specs. |
|
Pictures of classic bikes wanted
Bikez is now publishing specs for pre 1970 motorcycles. We invite our users to upload pictures of classic motorcycles. You will get your name and
bike on Bikez.com. Search for the bikes you have pictures of and use the link to upload pictures. See our contribution page. We also have a
discussion group about restoration and valuation of each bike. Vintage
and veteran bikes can be sold and bought through our free motorcycle classifieds.
|
|
Pictures, trademarks and logos of third parties are the exclusive
property of the respective owners. Technical specifications are subject to change without notice. Bikez.com has been
developed by
ObjectLabs.