1948 Lambretta 125B Specs

motorcycle specs

These are the known mechanical and performance specifications for your 1948 Lambretta 125B.

Basic Specs

Year1948
MakeLambretta
ModelLambretta 125B
Cost

Engine

Displacement123.00 ccm (7.51 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression6.1:1
Bore/Stroke52.0 x 58.0 mm (2.0 x 2.3 inches)
Valves/Cylinder
FuelingCarburettor. DellÓrto
IgnitionContact breaker and points
Exhaust
Lubrication5%
CoolingAir

Drivetrain

Gearbox3-speed
Final Drive
Clutch3 speed- hand changed
Driveline

Performance

Horespower4.10 HP (3.0 kW)
Torque
Top Speed67.6 km/h (42.0 mph)

Fuel Economy & Polution

Fuel Consumption
Fuel Capacity
Emissions

Chassis

Frame TypeTubular steel
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
SeatDual seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight54.9 kg (121.0 pounds)
Wet Weight

Wheels & Brakes

Front Tire/Tyre3.5-8
Rear Tire/Tyre3,5-8
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels

Comments

It appears you're interested in specifications for the Lambretta 125B. This Scooter model is powered by a Single cylinder, two-stroke engine with 123.00 ccm (7.51 cubic inches) of actual displacement before 6.1:1 compression. Fueling is metered via Carburettor. DellÓrto allowing this machine to produce its 4.10 HP (3.0 kW) horsepower and torque. According to our records engine heat of the Lambretta 125B is moderated by Air. You'll need to get familiar with the 3-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 3.5-8 and the rear is 3,5-8 . The entire package is supported by the frame, Tubular steel. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The Lambretta 125B was launched in 1948, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.