Alder Motorcycles

Today in Motorcycle History

1949-1954 Adler M100



Air cooled single cylinder two-stroke, 98cc, B/S 50 x 50mm
Compression ratio 5.7:1
Amal 16E1G carburettor 1952-1956, therefter Bing 1/17/8
multi-plate dry clutch
single ignition coil

Power: 3.6 HP @ 5000 rpm (increased to 3.75 hp in 1951)

Lubrication: 25:1 petroil mixture.

Fuel consumption: 1.8 litres/100k

Gearbox: 3 speed, foot change

Max speed: 70 km/h

Weight: 55 kg (increased to 70kg in 1951)

Tyres: 2.50x19" front and rear

Wheels: Spoked

Fuel tank: 7 litres

Rear suspension: hydraulic rear damping

Front suspension: leading link with integral damping.

Electrical system: 6 volt 30 watt flywheel magneto (some years had dynamo)