Lambretta GP125: history, specs, pictures

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Lambretta GP125
Manufacturer
Also called GP 125
Production 1969
Engine
single cylinder, two-stroke
Bore / Stroke 52.0mm x 58.0mm
Top Speed 53 mph (86 km/h)
Horsepower 7.11 HP (5.3 KW) @ 6200RPM
Fuel System carburetor. dellórto
Ignition magneto
Transmission Final Drive: chain
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 3.50-10
Rear Tire 3.50-10
Weight 231.93 pounds (105.2 Kg) (dry),
Manuals Service Manual


The Lambretta GP125 was a single cylinder, two-stroke standard produced by Lambretta in 1969. It could reach a top speed of 53 mph (86 km/h). Claimed horsepower was 7.11 HP (5.3 KW) @ 6200 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, two-stroke. A 52.0mm bore x 58.0mm stroke result in a displacement of just 123.0 cubic centimeters.

Chassis[edit | edit source]

It came with a 3.50-10 front tire and a 3.50-10 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The bike weighed just 231.93 pounds (105.2 Kg).