Lambretta SX 150 - Specifications & Review

SX 150

Article Complete Info

Articleid806718
CategoryScooter
MakeLambretta
ModelSX 150
Year1969

Chassis, Suspension, Brakes & Wheels

FrontbrakesExpanding brake (drum brake)
Fronttyre3.50-10
RearbrakesExpanding brake (drum brake)
Reartyre3.50-10
SeatDual
WheelsSpoked

Engine & Transmission

Borexstroke57.0 x 58.0 mm (2.2 x 2.3 inches)
Compression7.0:1
CoolingsystemAir
Displacement150.00 ccm (9.15 cubic inches)
EnginedetailsSingle cylinder, two-stroke
FuelsystemCarburettor. DellÓrto
Power8.75 HP (6.4 kW)) @ 5600 RPM
Topspeed96.6 km/h (60.0 mph)

Other Specifications

StarterKick

Physical Measures & Capacities

Dryweight109.8 kg (242.0 pounds)
Powerweightratio0.0797 HP/kg

About Lambretta

Country of Origin: Italy
Founder: Ferdinando Innocenti (Innocenti S.A.)
Best Known For: Steel-bodied classic scooters (LI, TV, GP) that defined postwar style

Company History

Lambretta, alongside Vespa, symbolized Italy’s postwar mobility boom. Built in Milan by Innocenti, Lambrettas used steel monocoques or semi-monocoques, robust engines, and clean lines that made practical transport feel glamorous. Clubs formed worldwide; Mods in the UK turned Lambrettas into cultural icons with mirrors and paint. Technically, the scooters were tough—oil-bath chains, honest power, and parts you could source anywhere. As car ownership rose and emissions tightened, production ceased in Italy, but licensed manufacturing and later revivals kept the badge alive. Today, restorations and modern interpretations carry the silhouette forward with EFI and ABS. Historically, Lambretta merges design and democracy: beautiful objects that mobilized nations. To ride one is to join a living culture—meets, patches, and a sense that utility and elegance can coexist on two wheels.

Other Years

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