Lambretta 125B 1951 - Specifications & Review

125B

Article Complete Info

Articleid936909
CategoryScooter
MakeLambretta
Model125B
Year1951

Chassis, Suspension, Brakes & Wheels

FrametypeTubular steel
FrontbrakesExpanding brake (drum brake)
Fronttyre4-8
RearbrakesExpanding brake (drum brake)
Reartyre4-8
SeatDual seat

Engine & Transmission

Borexstroke52.0 x 58.0 mm (2.0 x 2.3 inches)
Clutch3 speed- hand changed
Compression6.1:1
CoolingsystemAir
Displacement123.00 ccm (7.51 cubic inches)
EnginedetailsSingle cylinder, two-stroke
FuelsystemCarburettor. DellÓrto MA 16
Gearbox3-speed
IgnitionContact breaker and points
Lubricationsystem5%
Power4.30 HP (3.1 kW)) @ 4500 RPM
Topspeed67.6 km/h (42.0 mph)

Other Specifications

StarterElectric

Physical Measures & Capacities

Dryweight69.9 kg (154.0 pounds)
Powerweightratio0.0616 HP/kg

About Lambretta 125B 1951

The 1951 Lambretta 125B: A Classic Icon in the Scooter Market

The 1951 Lambretta 125B stands as a testament to the golden age of scooters, capturing the imagination of riders and collectors alike with its quintessential Italian charm and innovative engineering. As part of Lambretta's pioneering lineup, the 125B was designed to cater to a burgeoning post-war market craving affordable, practical transportation options. With its sleek lines and eye-catching aesthetics, this scooter not only serves as a means of mobility but also as a symbol of freedom and style in the early 1950s.

Under the hood, the Lambretta 125B is powered by a spirited single-cylinder, two-stroke engine that displaces 123cc, delivering a modest yet satisfying 4.3 horsepower at 4500 RPM. Riders can expect a top speed of 67.6 km/h (42 mph), making it an ideal choice for city commuting and leisurely rides through the countryside. The engine, with its 6.1:1 compression ratio, provides smooth acceleration, while the 3-speed hand-changed gearbox allows for an engaging riding experience. The lightweight frame, tipping the scales at just 69.9 kg (154 lbs), combined with its air-cooling system, offers an agile and nimble ride, perfect for navigating urban landscapes.

Noteworthy features of the 125B include its robust tubular steel frame, which ensures durability without compromising weight. The expanding drum brakes on both the front and rear provide reliable stopping power, essential for urban riding. A Dell'Orto MA 16 carburettor optimizes fuel delivery, contributing to the scooter's overall efficiency. Additionally, the electric starter adds a modern touch, making it easy to get on the road without the hassle of kick-starting. The Lambretta 125B perfectly balances classic design with functionality and a hint of nostalgia, making it a beloved choice among vintage scooter enthusiasts.

Pros:

  1. Lightweight and Agile: At just 69.9 kg, the 125B is easy to maneuver, making it perfect for city riding.
  2. Classic Aesthetics: Its vintage styling attracts attention and admiration, appealing to enthusiasts of classic scooters.
  3. Easy Maintenance: The simple two-stroke engine and straightforward mechanical design contribute to lower maintenance costs.

Cons:

  1. Limited Power: With only 4.3 HP, it may struggle on highways or steep inclines compared to modern scooters.
  2. Basic Technology: While charming, the drum brakes and manual gearbox may feel outdated to riders accustomed to modern features.
  3. Small Displacement: The 123cc engine may not be suitable for longer journeys or carrying heavy loads, limiting its versatility.

In summary, the 1951 Lambretta 125B is more than just a scooter; it’s a piece of history that continues to resonate with riders who appreciate vintage craftsmanship and the joy of simple, spirited travel.

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