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Adler Motorcycles

1956-1957 Adler MR125 Roller Sport

Adler MR125 Scooter Specifications

Engine:
Air cooled single cylinder two-stroke, 123cc, B/S 54 x 54mm
Compression ratio 5.7:1

Power: 7.0 HP @ 5800 rpm

Lubrication: 25:1 petroil mixture.

Fuel consumption: 1.8 litres/100k

Gearbox: 3 speed

Max speed: 70 km/h

Weight: 75 kg

Tyres: 2.50x15" front and rear

Fuel tank: 7 litres

Rear suspension: swingarm with hydraulic spring dampers

Front suspension: Earles style with telescopic hydraulic dampers.

Electrical system: 6 volt 30 watt flywheel magneto.



Allen Motorcycle Museum
Allen Motorcycle Museum
Private museum in Boston, MA, with many highly collectable vintage motorcycles for sale.