Start of Production

1936

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End of Production

1936

Number Produced:

740

Price:

995 RM

Engine

Internal Designation

203/1

Motor Type

Four Stroke single cylinder vertical

Bore x Stroke

68 x 84 mm (2.67 x 3.30 in)

Displacement

305 cc

Maximum Power

11hp at 4,200 rpm

Compression Ratio

6.0 : 1

Valves

OHV

Carburation System

1 x register carburettor SUM type CK 3/500

Engine Lubricating System

Forced Feed Lubrication

Oil Pump

Gear Pump

Power Transmission

Clutch

Single plate dry clutch

Number of Gears

4

Gear Shift

Manual

Gearbox Ratios

3.6 / 2.18 / 1.35 / 1

Rear Wheel Ratio

1 : 5.11 (1 : 5.63 with sidecar)

Bevel / Crownwheel

9 / 46 teeth (8 / 45 with sidecar)

Electrical System

Ignition System

Battery ignition

Generator

Bosch 6V/45/70 W

Spark Plugs

Bosch W 175/T1

Chassis

Designation

203/1

Frame

Pressed steel twin loop frame

Front Suspension

Cantilever spring, 9 laminae with friction shock absorber

Rear Suspension

Rigid

Wheel Rims

2.5 x 19

Front Tyre

26 x 3.5 balloon

Rear Tyre

26 x 3.5 balloon

Front Brakes

Drum brake

Rear Brake

Drum brake

Dimensions/Weights

Length x Width x Height

1980 x 850 x 950 mm (77.95 x 33.46 x 37.40 in)

Wheel Base

1320 mm / 51.96 in

Fuel Tank Capacity

12 litres / 2.63 gal / 3.17 gal US

Unladen Weight with full tank

149 kg / 328 lb

Permitted Weight Limit

200 kg / 440 lb

Fuel Consumption

3 litres per 100 kilometres approx / 94 mpg / 78 mpg US

Oil Consumption

1 - 2 litres per 1,000 kilometres

Top Speed

100  kph / 62 mph