Alder Motorcycles


1951-1953 Adler M150

Adler

Specifications

Engine:
Air cooled single cylinder two-stroke, 147cc, B/S 59 x 54mm
Compression ratio 5.4:1
Amal 20E1B carburettor
multi-plate dry clutch (1952)
multi-plate clutch in oil bath (1953-56)
single ignition coil

Power: 6.8 HP @ 5250 rpm

Lubrication: 25:1 petroil mixture.

Fuel consumption: 2.34 litres/100k @ 64 km/h

Gearbox: 4 speed

Max speed: 95 km/h (59 mph)

Weight: 120 kg

Tyres: 3.25 x 16" front and rear.

Rear suspension: hydraulic spring dampers.

Front suspension: leading link with integral damping.

Electrical system: 6 volt 30 watt flywheel magneto.