Lambretta 150D: history, specs, pictures

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Lambretta 150D
Manufacturer
Also called 150D Series 2, 150D Series 3
Production 1954 - 1956
Engine
single cylinder, two-stroke
Bore / Stroke 57.0mm x 58.0mm
Top Speed 48 mph (78 km/h)
Horsepower 5.9 HP (4.4 KW) @ 4750RPM
Fuel System carburetor. dellórto
Ignition contact breaker and points
Transmission Gear box: 3-speed
Clutch: 3 speed- hand changed
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 4-8
Rear Tire 4-8
Weight 164.91 pounds (74.8 Kg) (dry),
Manuals Service Manual


The Lambretta 150D Series 3 was a single cylinder, two-stroke standard produced by Lambretta between 1954 and 1956. It could reach a top speed of 48 mph (78 km/h). Claimed horsepower was 5.9 HP (4.4 KW) @ 4750 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, two-stroke. A 57.0mm bore x 58.0mm stroke result in a displacement of just 150.0 cubic centimeters.

Drive[edit | edit source]

The bike has a 3-speed transmission. Power was moderated via the 3 speed- hand changed.

Chassis[edit | edit source]

It came with a 4-8 front tire and a 4-8 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 164.91 pounds (74.8 Kg).