1935 BMW R4 Series 4 Specs

motorcycle specs

These are the known mechanical and performance specifications for your 1935 BMW R4 Series 4.

Basic Specs

Year1935
MakeBMW
ModelBMW R4 Series 4
Cost

Engine

Displacement398.00 ccm (24.29 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression5.7:1
Bore/Stroke
Valves/Cylinder
FuelingCarburettor. Sum CK 3/500 Fr
Ignition
Exhaust
LubricationWet sump
CoolingAir

Drivetrain

Gearbox
Final DriveShaft drive (cardan)
ClutchDry-single plate-cable operated
Driveline

Performance

Horespower14.00 HP (10.2 kW)
Torque
Top Speed95.0 km/h (59.0 mph)

Fuel Economy & Polution

Fuel Consumption3.50 litres/100 km (28.6 km/l or 67.21 mpg)
Fuel Capacity12.00 litres (3.17 gallons)
Emissions81.2 CO2 g/km. (CO2 - Carbon dioxide emission)

Chassis

Frame TypePressed steel duplex
Rake
Trail
Front SuspensionCartridge
Front Travel
Rear SuspensionRigid
Rear Travel
SeatSolo seat with springs
Seat Height
Alt. Seat Height
Total Height950 mm (37.4 inches)
Total Length1,980 mm (78.0 inches)
Total Width850 mm (33.5 inches)
Ground Clearance
Wheelbase1,303 mm (51.3 inches)
Dry Weight
Wet Weight

Wheels & Brakes

Front Tire/Tyre3.50-26.00
Rear Tire/Tyre3.50-26.00
Front BrakesExpanding brake (drum brake)
Front Brake Diameter180 mm (7.1 inches)
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter180 mm (7.1 inches)
Wheels

Comments

It appears you're interested in specifications for the BMW R4 Series 4. This Allround model is powered by a Single cylinder, four-stroke engine with 398.00 ccm (24.29 cubic inches) of actual displacement before 5.7:1 compression. Fueling is metered via Carburettor. Sum CK 3/500 Fr allowing this machine to produce its 14.00 HP (10.2 kW) horsepower and torque. According to our records engine heat of the BMW R4 Series 4 is moderated by Air. You'll need to get familiar with the transmission and pay attention to final drive Shaft drive (cardan) maintainence. Our best information shows that the front tire size is 3.50-26.00 and the rear is 3.50-26.00 . The entire package is supported by the frame, Pressed steel duplex. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The BMW R4 Series 4 was launched in 1935, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.